diff options
Diffstat (limited to 'target')
13 files changed, 920 insertions, 1 deletions
diff --git a/target/linux/generic/backport-5.15/813-v6.5-0001-nvmem-imx-ocotp-set-varaiable-imx_ocotp_layout-stora.patch b/target/linux/generic/backport-5.15/813-v6.5-0001-nvmem-imx-ocotp-set-varaiable-imx_ocotp_layout-stora.patch new file mode 100644 index 0000000000..38cfccd5ef --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0001-nvmem-imx-ocotp-set-varaiable-imx_ocotp_layout-stora.patch @@ -0,0 +1,31 @@ +From eebc6573ad940b62a87776db3917e912b4f52d78 Mon Sep 17 00:00:00 2001 +From: Tom Rix <trix@redhat.com> +Date: Sun, 11 Jun 2023 15:03:05 +0100 +Subject: [PATCH] nvmem: imx-ocotp: set varaiable imx_ocotp_layout + storage-class-specifier to static + +smatch reports +drivers/nvmem/imx-ocotp.c:599:21: warning: symbol + 'imx_ocotp_layout' was not declared. Should it be static? + +This variable is only used in one file so should be static. + +Signed-off-by: Tom Rix <trix@redhat.com> +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-2-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/nvmem/imx-ocotp.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/nvmem/imx-ocotp.c ++++ b/drivers/nvmem/imx-ocotp.c +@@ -596,7 +596,7 @@ static void imx_ocotp_fixup_cell_info(st + cell->read_post_process = imx_ocotp_cell_pp; + } + +-struct nvmem_layout imx_ocotp_layout = { ++static struct nvmem_layout imx_ocotp_layout = { + .fixup_cell_info = imx_ocotp_fixup_cell_info, + }; + diff --git a/target/linux/generic/backport-5.15/813-v6.5-0002-nvmem-imx-ocotp-Reverse-MAC-addresses-on-all-i.MX-de.patch b/target/linux/generic/backport-5.15/813-v6.5-0002-nvmem-imx-ocotp-Reverse-MAC-addresses-on-all-i.MX-de.patch new file mode 100644 index 0000000000..7523e5ebf6 --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0002-nvmem-imx-ocotp-Reverse-MAC-addresses-on-all-i.MX-de.patch @@ -0,0 +1,71 @@ +From 8a00fc606312c68b98add8fe8e6f7a013ce29e78 Mon Sep 17 00:00:00 2001 +From: Alexander Stein <alexander.stein@ew.tq-group.com> +Date: Sun, 11 Jun 2023 15:03:06 +0100 +Subject: [PATCH] nvmem: imx-ocotp: Reverse MAC addresses on all i.MX derivates + +Not just i.MX8M, but all i.MX6/7 (and subtypes) need to reverse the +MAC address read from fuses. Exceptions are i.MX6SLL and i.MX7ULP which +do not support ethernet at all. + +Fixes: d0221a780cbc ("nvmem: imx-ocotp: add support for post processing") +Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com> +Tested-by: Richard Leitner <richard.leitner@skidata.com> # imx6q +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-3-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/nvmem/imx-ocotp.c | 8 +------- + 1 file changed, 1 insertion(+), 7 deletions(-) + +--- a/drivers/nvmem/imx-ocotp.c ++++ b/drivers/nvmem/imx-ocotp.c +@@ -97,7 +97,6 @@ struct ocotp_params { + unsigned int bank_address_words; + void (*set_timing)(struct ocotp_priv *priv); + struct ocotp_ctrl_reg ctrl; +- bool reverse_mac_address; + }; + + static int imx_ocotp_wait_for_busy(struct ocotp_priv *priv, u32 flags) +@@ -545,7 +544,6 @@ static const struct ocotp_params imx8mq_ + .bank_address_words = 0, + .set_timing = imx_ocotp_set_imx6_timing, + .ctrl = IMX_OCOTP_BM_CTRL_DEFAULT, +- .reverse_mac_address = true, + }; + + static const struct ocotp_params imx8mm_params = { +@@ -553,7 +551,6 @@ static const struct ocotp_params imx8mm_ + .bank_address_words = 0, + .set_timing = imx_ocotp_set_imx6_timing, + .ctrl = IMX_OCOTP_BM_CTRL_DEFAULT, +- .reverse_mac_address = true, + }; + + static const struct ocotp_params imx8mn_params = { +@@ -561,7 +558,6 @@ static const struct ocotp_params imx8mn_ + .bank_address_words = 0, + .set_timing = imx_ocotp_set_imx6_timing, + .ctrl = IMX_OCOTP_BM_CTRL_DEFAULT, +- .reverse_mac_address = true, + }; + + static const struct ocotp_params imx8mp_params = { +@@ -569,7 +565,6 @@ static const struct ocotp_params imx8mp_ + .bank_address_words = 0, + .set_timing = imx_ocotp_set_imx6_timing, + .ctrl = IMX_OCOTP_BM_CTRL_8MP, +- .reverse_mac_address = true, + }; + + static const struct of_device_id imx_ocotp_dt_ids[] = { +@@ -624,8 +619,7 @@ static int imx_ocotp_probe(struct platfo + imx_ocotp_nvmem_config.size = 4 * priv->params->nregs; + imx_ocotp_nvmem_config.dev = dev; + imx_ocotp_nvmem_config.priv = priv; +- if (priv->params->reverse_mac_address) +- imx_ocotp_nvmem_config.layout = &imx_ocotp_layout; ++ imx_ocotp_nvmem_config.layout = &imx_ocotp_layout; + + priv->config = &imx_ocotp_nvmem_config; + diff --git a/target/linux/generic/backport-5.15/813-v6.5-nvmem-brcm_nvram-add-.read_post_process-for-MACs.patch b/target/linux/generic/backport-5.15/813-v6.5-0003-nvmem-brcm_nvram-add-.read_post_process-for-MACs.patch index 8749cad7f7..fb4d346a95 100644 --- a/target/linux/generic/backport-5.15/813-v6.5-nvmem-brcm_nvram-add-.read_post_process-for-MACs.patch +++ b/target/linux/generic/backport-5.15/813-v6.5-0003-nvmem-brcm_nvram-add-.read_post_process-for-MACs.patch @@ -1,5 +1,6 @@ +From 73bcd133c910bff3b6d3b3834d0d14be9444e90a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl> -Date: Thu, 6 Apr 2023 12:46:16 +0200 +Date: Sun, 11 Jun 2023 15:03:08 +0100 Subject: [PATCH] nvmem: brcm_nvram: add .read_post_process() for MACs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 @@ -9,6 +10,9 @@ Content-Transfer-Encoding: 8bit 2. Calculate relative addresses based on index argument Signed-off-by: Rafał Miłecki <rafal@milecki.pl> +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-5-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/nvmem/Kconfig | 1 + drivers/nvmem/brcm_nvram.c | 28 ++++++++++++++++++++++++++++ diff --git a/target/linux/generic/backport-5.15/813-v6.5-0004-nvmem-rockchip-otp-Add-clks-and-reg_read-to-rockchip.patch b/target/linux/generic/backport-5.15/813-v6.5-0004-nvmem-rockchip-otp-Add-clks-and-reg_read-to-rockchip.patch new file mode 100644 index 0000000000..3b6e6e57f5 --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0004-nvmem-rockchip-otp-Add-clks-and-reg_read-to-rockchip.patch @@ -0,0 +1,166 @@ +From 8dc61364164e79e44c07fa2ac0a7b6939f00d5db Mon Sep 17 00:00:00 2001 +From: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> +Date: Sun, 11 Jun 2023 15:03:13 +0100 +Subject: [PATCH] nvmem: rockchip-otp: Add clks and reg_read to rockchip_data + +In preparation to support new Rockchip OTP memory devices with different +clock configurations and register layout, extend rockchip_data struct +with the related members: clks, num_clks, reg_read. + +Additionally, to avoid managing redundant driver data, drop num_clks +member from rockchip_otp struct and update all references to point to +the equivalent member in rockchip_data. + +Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> +Tested-by: Vincent Legoll <vincent.legoll@gmail.com> +Reviewed-by: Heiko Stuebner <heiko@sntech.de> +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-10-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/nvmem/rockchip-otp.c | 79 ++++++++++++++++++++++-------------- + 1 file changed, 49 insertions(+), 30 deletions(-) + +--- a/drivers/nvmem/rockchip-otp.c ++++ b/drivers/nvmem/rockchip-otp.c +@@ -54,21 +54,19 @@ + + #define OTPC_TIMEOUT 10000 + ++struct rockchip_data { ++ int size; ++ const char * const *clks; ++ int num_clks; ++ nvmem_reg_read_t reg_read; ++}; ++ + struct rockchip_otp { + struct device *dev; + void __iomem *base; +- struct clk_bulk_data *clks; +- int num_clks; ++ struct clk_bulk_data *clks; + struct reset_control *rst; +-}; +- +-/* list of required clocks */ +-static const char * const rockchip_otp_clocks[] = { +- "otp", "apb_pclk", "phy", +-}; +- +-struct rockchip_data { +- int size; ++ const struct rockchip_data *data; + }; + + static int rockchip_otp_reset(struct rockchip_otp *otp) +@@ -132,29 +130,23 @@ static int rockchip_otp_ecc_enable(struc + return ret; + } + +-static int rockchip_otp_read(void *context, unsigned int offset, +- void *val, size_t bytes) ++static int px30_otp_read(void *context, unsigned int offset, ++ void *val, size_t bytes) + { + struct rockchip_otp *otp = context; + u8 *buf = val; +- int ret = 0; +- +- ret = clk_bulk_prepare_enable(otp->num_clks, otp->clks); +- if (ret < 0) { +- dev_err(otp->dev, "failed to prepare/enable clks\n"); +- return ret; +- } ++ int ret; + + ret = rockchip_otp_reset(otp); + if (ret) { + dev_err(otp->dev, "failed to reset otp phy\n"); +- goto disable_clks; ++ return ret; + } + + ret = rockchip_otp_ecc_enable(otp, false); + if (ret < 0) { + dev_err(otp->dev, "rockchip_otp_ecc_enable err\n"); +- goto disable_clks; ++ return ret; + } + + writel(OTPC_USE_USER | OTPC_USE_USER_MASK, otp->base + OTPC_USER_CTRL); +@@ -174,8 +166,28 @@ static int rockchip_otp_read(void *conte + + read_end: + writel(0x0 | OTPC_USE_USER_MASK, otp->base + OTPC_USER_CTRL); +-disable_clks: +- clk_bulk_disable_unprepare(otp->num_clks, otp->clks); ++ ++ return ret; ++} ++ ++static int rockchip_otp_read(void *context, unsigned int offset, ++ void *val, size_t bytes) ++{ ++ struct rockchip_otp *otp = context; ++ int ret; ++ ++ if (!otp->data || !otp->data->reg_read) ++ return -EINVAL; ++ ++ ret = clk_bulk_prepare_enable(otp->data->num_clks, otp->clks); ++ if (ret < 0) { ++ dev_err(otp->dev, "failed to prepare/enable clks\n"); ++ return ret; ++ } ++ ++ ret = otp->data->reg_read(context, offset, val, bytes); ++ ++ clk_bulk_disable_unprepare(otp->data->num_clks, otp->clks); + + return ret; + } +@@ -189,8 +201,15 @@ static struct nvmem_config otp_config = + .reg_read = rockchip_otp_read, + }; + ++static const char * const px30_otp_clocks[] = { ++ "otp", "apb_pclk", "phy", ++}; ++ + static const struct rockchip_data px30_data = { + .size = 0x40, ++ .clks = px30_otp_clocks, ++ .num_clks = ARRAY_SIZE(px30_otp_clocks), ++ .reg_read = px30_otp_read, + }; + + static const struct of_device_id rockchip_otp_match[] = { +@@ -225,21 +244,21 @@ static int rockchip_otp_probe(struct pla + if (!otp) + return -ENOMEM; + ++ otp->data = data; + otp->dev = dev; + otp->base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(otp->base)) + return PTR_ERR(otp->base); + +- otp->num_clks = ARRAY_SIZE(rockchip_otp_clocks); +- otp->clks = devm_kcalloc(dev, otp->num_clks, +- sizeof(*otp->clks), GFP_KERNEL); ++ otp->clks = devm_kcalloc(dev, data->num_clks, sizeof(*otp->clks), ++ GFP_KERNEL); + if (!otp->clks) + return -ENOMEM; + +- for (i = 0; i < otp->num_clks; ++i) +- otp->clks[i].id = rockchip_otp_clocks[i]; ++ for (i = 0; i < data->num_clks; ++i) ++ otp->clks[i].id = data->clks[i]; + +- ret = devm_clk_bulk_get(dev, otp->num_clks, otp->clks); ++ ret = devm_clk_bulk_get(dev, data->num_clks, otp->clks); + if (ret) + return ret; + diff --git a/target/linux/generic/backport-5.15/813-v6.5-0005-nvmem-rockchip-otp-Generalize-rockchip_otp_wait_stat.patch b/target/linux/generic/backport-5.15/813-v6.5-0005-nvmem-rockchip-otp-Generalize-rockchip_otp_wait_stat.patch new file mode 100644 index 0000000000..b5b66cfc5a --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0005-nvmem-rockchip-otp-Generalize-rockchip_otp_wait_stat.patch @@ -0,0 +1,62 @@ +From 30fd21cfb1e64ef20035559a8246f5fbf682c40e Mon Sep 17 00:00:00 2001 +From: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> +Date: Sun, 11 Jun 2023 15:03:14 +0100 +Subject: [PATCH] nvmem: rockchip-otp: Generalize rockchip_otp_wait_status() + +In preparation to support additional Rockchip OTP memory devices with +different register layout, generalize rockchip_otp_wait_status() to +accept a new parameter for specifying the offset of the status register. + +Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> +Tested-by: Vincent Legoll <vincent.legoll@gmail.com> +Reviewed-by: Heiko Stuebner <heiko@sntech.de> +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-11-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/nvmem/rockchip-otp.c | 11 ++++++----- + 1 file changed, 6 insertions(+), 5 deletions(-) + +--- a/drivers/nvmem/rockchip-otp.c ++++ b/drivers/nvmem/rockchip-otp.c +@@ -90,18 +90,19 @@ static int rockchip_otp_reset(struct roc + return 0; + } + +-static int rockchip_otp_wait_status(struct rockchip_otp *otp, u32 flag) ++static int rockchip_otp_wait_status(struct rockchip_otp *otp, ++ unsigned int reg, u32 flag) + { + u32 status = 0; + int ret; + +- ret = readl_poll_timeout_atomic(otp->base + OTPC_INT_STATUS, status, ++ ret = readl_poll_timeout_atomic(otp->base + reg, status, + (status & flag), 1, OTPC_TIMEOUT); + if (ret) + return ret; + + /* clean int status */ +- writel(flag, otp->base + OTPC_INT_STATUS); ++ writel(flag, otp->base + reg); + + return 0; + } +@@ -123,7 +124,7 @@ static int rockchip_otp_ecc_enable(struc + + writel(SBPI_ENABLE_MASK | SBPI_ENABLE, otp->base + OTPC_SBPI_CTRL); + +- ret = rockchip_otp_wait_status(otp, OTPC_SBPI_DONE); ++ ret = rockchip_otp_wait_status(otp, OTPC_INT_STATUS, OTPC_SBPI_DONE); + if (ret < 0) + dev_err(otp->dev, "timeout during ecc_enable\n"); + +@@ -156,7 +157,7 @@ static int px30_otp_read(void *context, + otp->base + OTPC_USER_ADDR); + writel(OTPC_USER_FSM_ENABLE | OTPC_USER_FSM_ENABLE_MASK, + otp->base + OTPC_USER_ENABLE); +- ret = rockchip_otp_wait_status(otp, OTPC_USER_DONE); ++ ret = rockchip_otp_wait_status(otp, OTPC_INT_STATUS, OTPC_USER_DONE); + if (ret < 0) { + dev_err(otp->dev, "timeout during read setup\n"); + goto read_end; diff --git a/target/linux/generic/backport-5.15/813-v6.5-0006-nvmem-rockchip-otp-Use-devm_reset_control_array_get_.patch b/target/linux/generic/backport-5.15/813-v6.5-0006-nvmem-rockchip-otp-Use-devm_reset_control_array_get_.patch new file mode 100644 index 0000000000..3a17479d95 --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0006-nvmem-rockchip-otp-Use-devm_reset_control_array_get_.patch @@ -0,0 +1,31 @@ +From d325c9dd2b6e94040ca722ddcadcd6af358dd2be Mon Sep 17 00:00:00 2001 +From: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> +Date: Sun, 11 Jun 2023 15:03:15 +0100 +Subject: [PATCH] nvmem: rockchip-otp: Use + devm_reset_control_array_get_exclusive() + +In preparation to support new Rockchip OTP memory devices having +specific reset configurations, switch devm_reset_control_get() to +devm_reset_control_array_get_exclusive(). + +Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> +Tested-by: Vincent Legoll <vincent.legoll@gmail.com> +Reviewed-by: Heiko Stuebner <heiko@sntech.de> +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-12-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/nvmem/rockchip-otp.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/nvmem/rockchip-otp.c ++++ b/drivers/nvmem/rockchip-otp.c +@@ -263,7 +263,7 @@ static int rockchip_otp_probe(struct pla + if (ret) + return ret; + +- otp->rst = devm_reset_control_get(dev, "phy"); ++ otp->rst = devm_reset_control_array_get_exclusive(dev); + if (IS_ERR(otp->rst)) + return PTR_ERR(otp->rst); + diff --git a/target/linux/generic/backport-5.15/813-v6.5-0007-nvmem-rockchip-otp-Improve-probe-error-handling.patch b/target/linux/generic/backport-5.15/813-v6.5-0007-nvmem-rockchip-otp-Improve-probe-error-handling.patch new file mode 100644 index 0000000000..37cb927b10 --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0007-nvmem-rockchip-otp-Improve-probe-error-handling.patch @@ -0,0 +1,71 @@ +From 912517345b867a69542dc9f5c2cc3e9d8beaccf5 Mon Sep 17 00:00:00 2001 +From: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> +Date: Sun, 11 Jun 2023 15:03:16 +0100 +Subject: [PATCH] nvmem: rockchip-otp: Improve probe error handling + +Enhance error handling in the probe function by making use of +dev_err_probe(), which ensures the error code is always printed, in +addition to the specified error message. + +Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> +Tested-by: Vincent Legoll <vincent.legoll@gmail.com> +Reviewed-by: Heiko Stuebner <heiko@sntech.de> +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-13-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/nvmem/rockchip-otp.c | 21 ++++++++++++--------- + 1 file changed, 12 insertions(+), 9 deletions(-) + +--- a/drivers/nvmem/rockchip-otp.c ++++ b/drivers/nvmem/rockchip-otp.c +@@ -235,10 +235,8 @@ static int rockchip_otp_probe(struct pla + int ret, i; + + data = of_device_get_match_data(dev); +- if (!data) { +- dev_err(dev, "failed to get match data\n"); +- return -EINVAL; +- } ++ if (!data) ++ return dev_err_probe(dev, -EINVAL, "failed to get match data\n"); + + otp = devm_kzalloc(&pdev->dev, sizeof(struct rockchip_otp), + GFP_KERNEL); +@@ -249,7 +247,8 @@ static int rockchip_otp_probe(struct pla + otp->dev = dev; + otp->base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(otp->base)) +- return PTR_ERR(otp->base); ++ return dev_err_probe(dev, PTR_ERR(otp->base), ++ "failed to ioremap resource\n"); + + otp->clks = devm_kcalloc(dev, data->num_clks, sizeof(*otp->clks), + GFP_KERNEL); +@@ -261,18 +260,22 @@ static int rockchip_otp_probe(struct pla + + ret = devm_clk_bulk_get(dev, data->num_clks, otp->clks); + if (ret) +- return ret; ++ return dev_err_probe(dev, ret, "failed to get clocks\n"); + + otp->rst = devm_reset_control_array_get_exclusive(dev); + if (IS_ERR(otp->rst)) +- return PTR_ERR(otp->rst); ++ return dev_err_probe(dev, PTR_ERR(otp->rst), ++ "failed to get resets\n"); + + otp_config.size = data->size; + otp_config.priv = otp; + otp_config.dev = dev; +- nvmem = devm_nvmem_register(dev, &otp_config); + +- return PTR_ERR_OR_ZERO(nvmem); ++ nvmem = devm_nvmem_register(dev, &otp_config); ++ if (IS_ERR(nvmem)) ++ return dev_err_probe(dev, PTR_ERR(nvmem), ++ "failed to register nvmem device\n"); ++ return 0; + } + + static struct platform_driver rockchip_otp_driver = { diff --git a/target/linux/generic/backport-5.15/813-v6.5-0008-nvmem-rockchip-otp-Add-support-for-RK3588.patch b/target/linux/generic/backport-5.15/813-v6.5-0008-nvmem-rockchip-otp-Add-support-for-RK3588.patch new file mode 100644 index 0000000000..c1e2231c9e --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0008-nvmem-rockchip-otp-Add-support-for-RK3588.patch @@ -0,0 +1,129 @@ +From 8ab099fafbbc8c9607c399d21a774784a6cb8b45 Mon Sep 17 00:00:00 2001 +From: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> +Date: Sun, 11 Jun 2023 15:03:17 +0100 +Subject: [PATCH] nvmem: rockchip-otp: Add support for RK3588 + +Add support for the OTP memory device found on the Rockchip RK3588 SoC. + +While here, remove the unnecessary 'void *' casts in the OF device ID +table. + +Co-developed-by: Finley Xiao <finley.xiao@rock-chips.com> +Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com> +Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> +Tested-by: Vincent Legoll <vincent.legoll@gmail.com> +Reviewed-by: Heiko Stuebner <heiko@sntech.de> +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-14-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/nvmem/rockchip-otp.c | 78 +++++++++++++++++++++++++++++++++++- + 1 file changed, 76 insertions(+), 2 deletions(-) + +--- a/drivers/nvmem/rockchip-otp.c ++++ b/drivers/nvmem/rockchip-otp.c +@@ -54,6 +54,19 @@ + + #define OTPC_TIMEOUT 10000 + ++/* RK3588 Register */ ++#define RK3588_OTPC_AUTO_CTRL 0x04 ++#define RK3588_OTPC_AUTO_EN 0x08 ++#define RK3588_OTPC_INT_ST 0x84 ++#define RK3588_OTPC_DOUT0 0x20 ++#define RK3588_NO_SECURE_OFFSET 0x300 ++#define RK3588_NBYTES 4 ++#define RK3588_BURST_NUM 1 ++#define RK3588_BURST_SHIFT 8 ++#define RK3588_ADDR_SHIFT 16 ++#define RK3588_AUTO_EN BIT(0) ++#define RK3588_RD_DONE BIT(1) ++ + struct rockchip_data { + int size; + const char * const *clks; +@@ -171,6 +184,52 @@ read_end: + return ret; + } + ++static int rk3588_otp_read(void *context, unsigned int offset, ++ void *val, size_t bytes) ++{ ++ struct rockchip_otp *otp = context; ++ unsigned int addr_start, addr_end, addr_len; ++ int ret, i = 0; ++ u32 data; ++ u8 *buf; ++ ++ addr_start = round_down(offset, RK3588_NBYTES) / RK3588_NBYTES; ++ addr_end = round_up(offset + bytes, RK3588_NBYTES) / RK3588_NBYTES; ++ addr_len = addr_end - addr_start; ++ addr_start += RK3588_NO_SECURE_OFFSET; ++ ++ buf = kzalloc(array_size(addr_len, RK3588_NBYTES), GFP_KERNEL); ++ if (!buf) ++ return -ENOMEM; ++ ++ while (addr_len--) { ++ writel((addr_start << RK3588_ADDR_SHIFT) | ++ (RK3588_BURST_NUM << RK3588_BURST_SHIFT), ++ otp->base + RK3588_OTPC_AUTO_CTRL); ++ writel(RK3588_AUTO_EN, otp->base + RK3588_OTPC_AUTO_EN); ++ ++ ret = rockchip_otp_wait_status(otp, RK3588_OTPC_INT_ST, ++ RK3588_RD_DONE); ++ if (ret < 0) { ++ dev_err(otp->dev, "timeout during read setup\n"); ++ goto read_end; ++ } ++ ++ data = readl(otp->base + RK3588_OTPC_DOUT0); ++ memcpy(&buf[i], &data, RK3588_NBYTES); ++ ++ i += RK3588_NBYTES; ++ addr_start++; ++ } ++ ++ memcpy(val, buf + offset % RK3588_NBYTES, bytes); ++ ++read_end: ++ kfree(buf); ++ ++ return ret; ++} ++ + static int rockchip_otp_read(void *context, unsigned int offset, + void *val, size_t bytes) + { +@@ -213,14 +272,29 @@ static const struct rockchip_data px30_d + .reg_read = px30_otp_read, + }; + ++static const char * const rk3588_otp_clocks[] = { ++ "otp", "apb_pclk", "phy", "arb", ++}; ++ ++static const struct rockchip_data rk3588_data = { ++ .size = 0x400, ++ .clks = rk3588_otp_clocks, ++ .num_clks = ARRAY_SIZE(rk3588_otp_clocks), ++ .reg_read = rk3588_otp_read, ++}; ++ + static const struct of_device_id rockchip_otp_match[] = { + { + .compatible = "rockchip,px30-otp", +- .data = (void *)&px30_data, ++ .data = &px30_data, + }, + { + .compatible = "rockchip,rk3308-otp", +- .data = (void *)&px30_data, ++ .data = &px30_data, ++ }, ++ { ++ .compatible = "rockchip,rk3588-otp", ++ .data = &rk3588_data, + }, + { /* sentinel */ }, + }; diff --git a/target/linux/generic/backport-5.15/813-v6.5-0009-nvmem-zynqmp-Switch-xilinx.com-emails-to-amd.com.patch b/target/linux/generic/backport-5.15/813-v6.5-0009-nvmem-zynqmp-Switch-xilinx.com-emails-to-amd.com.patch new file mode 100644 index 0000000000..220e3e9a05 --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0009-nvmem-zynqmp-Switch-xilinx.com-emails-to-amd.com.patch @@ -0,0 +1,26 @@ +From 9734408969e978a1c0d5d752be63dd638288e374 Mon Sep 17 00:00:00 2001 +From: Michal Simek <michal.simek@amd.com> +Date: Sun, 11 Jun 2023 15:03:23 +0100 +Subject: [PATCH] nvmem: zynqmp: Switch @xilinx.com emails to @amd.com + +@xilinx.com is still working but better to switch to new amd.com after +AMD/Xilinx acquisition. + +Signed-off-by: Michal Simek <michal.simek@amd.com> +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-20-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/nvmem/zynqmp_nvmem.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/nvmem/zynqmp_nvmem.c ++++ b/drivers/nvmem/zynqmp_nvmem.c +@@ -76,6 +76,6 @@ static struct platform_driver zynqmp_nvm + + module_platform_driver(zynqmp_nvmem_driver); + +-MODULE_AUTHOR("Michal Simek <michal.simek@xilinx.com>, Nava kishore Manne <navam@xilinx.com>"); ++MODULE_AUTHOR("Michal Simek <michal.simek@amd.com>, Nava kishore Manne <nava.kishore.manne@amd.com>"); + MODULE_DESCRIPTION("ZynqMP NVMEM driver"); + MODULE_LICENSE("GPL"); diff --git a/target/linux/generic/backport-5.15/813-v6.5-0010-nvmem-imx-support-i.MX93-OCOTP.patch b/target/linux/generic/backport-5.15/813-v6.5-0010-nvmem-imx-support-i.MX93-OCOTP.patch new file mode 100644 index 0000000000..f8e6be4241 --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0010-nvmem-imx-support-i.MX93-OCOTP.patch @@ -0,0 +1,230 @@ +From 22e9e6fcfb5042cb6d6c7874c459b034800092f1 Mon Sep 17 00:00:00 2001 +From: Peng Fan <peng.fan@nxp.com> +Date: Sun, 11 Jun 2023 15:03:25 +0100 +Subject: [PATCH] nvmem: imx: support i.MX93 OCOTP + +Add i.MX93 OCOTP support. i.MX93 OCOTP has two parts: Fuse shadow +block(fsb) and fuse managed by ELE. The FSB part could be directly +accessed with MMIO, the ELE could only be accessed with ELE API. + +Currently the ELE API is not ready, so NULL function callback is used, +but it was tested with downstream ELE API. + +Signed-off-by: Peng Fan <peng.fan@nxp.com> +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-22-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/nvmem/Kconfig | 9 ++ + drivers/nvmem/Makefile | 2 + + drivers/nvmem/imx-ocotp-ele.c | 175 ++++++++++++++++++++++++++++++++++ + 3 files changed, 186 insertions(+) + create mode 100644 drivers/nvmem/imx-ocotp-ele.c + +--- a/drivers/nvmem/Kconfig ++++ b/drivers/nvmem/Kconfig +@@ -83,6 +83,15 @@ config NVMEM_IMX_OCOTP + This driver can also be built as a module. If so, the module + will be called nvmem-imx-ocotp. + ++config NVMEM_IMX_OCOTP_ELE ++ tristate "i.MX On-Chip OTP Controller support" ++ depends on ARCH_MXC || COMPILE_TEST ++ depends on HAS_IOMEM ++ depends on OF ++ help ++ This is a driver for the On-Chip OTP Controller (OCOTP) ++ available on i.MX SoCs which has ELE. ++ + config NVMEM_IMX_OCOTP_SCU + tristate "i.MX8 SCU On-Chip OTP Controller support" + depends on IMX_SCU +--- a/drivers/nvmem/Makefile ++++ b/drivers/nvmem/Makefile +@@ -18,6 +18,8 @@ obj-$(CONFIG_NVMEM_IMX_IIM) += nvmem-im + nvmem-imx-iim-y := imx-iim.o + obj-$(CONFIG_NVMEM_IMX_OCOTP) += nvmem-imx-ocotp.o + nvmem-imx-ocotp-y := imx-ocotp.o ++obj-$(CONFIG_NVMEM_IMX_OCOTP_ELE) += nvmem-imx-ocotp-ele.o ++nvmem-imx-ocotp-ele-y := imx-ocotp-ele.o + obj-$(CONFIG_NVMEM_IMX_OCOTP_SCU) += nvmem-imx-ocotp-scu.o + nvmem-imx-ocotp-scu-y := imx-ocotp-scu.o + obj-$(CONFIG_NVMEM_JZ4780_EFUSE) += nvmem_jz4780_efuse.o +--- /dev/null ++++ b/drivers/nvmem/imx-ocotp-ele.c +@@ -0,0 +1,175 @@ ++// SPDX-License-Identifier: GPL-2.0-only ++/* ++ * i.MX9 OCOTP fusebox driver ++ * ++ * Copyright 2023 NXP ++ */ ++ ++#include <linux/device.h> ++#include <linux/io.h> ++#include <linux/module.h> ++#include <linux/nvmem-provider.h> ++#include <linux/of_device.h> ++#include <linux/platform_device.h> ++#include <linux/slab.h> ++ ++enum fuse_type { ++ FUSE_FSB = 1, ++ FUSE_ELE = 2, ++ FUSE_INVALID = -1 ++}; ++ ++struct ocotp_map_entry { ++ u32 start; /* start word */ ++ u32 num; /* num words */ ++ enum fuse_type type; ++}; ++ ++struct ocotp_devtype_data { ++ u32 reg_off; ++ char *name; ++ u32 size; ++ u32 num_entry; ++ u32 flag; ++ nvmem_reg_read_t reg_read; ++ struct ocotp_map_entry entry[]; ++}; ++ ++struct imx_ocotp_priv { ++ struct device *dev; ++ void __iomem *base; ++ struct nvmem_config config; ++ struct mutex lock; ++ const struct ocotp_devtype_data *data; ++}; ++ ++static enum fuse_type imx_ocotp_fuse_type(void *context, u32 index) ++{ ++ struct imx_ocotp_priv *priv = context; ++ const struct ocotp_devtype_data *data = priv->data; ++ u32 start, end; ++ int i; ++ ++ for (i = 0; i < data->num_entry; i++) { ++ start = data->entry[i].start; ++ end = data->entry[i].start + data->entry[i].num; ++ ++ if (index >= start && index < end) ++ return data->entry[i].type; ++ } ++ ++ return FUSE_INVALID; ++} ++ ++static int imx_ocotp_reg_read(void *context, unsigned int offset, void *val, size_t bytes) ++{ ++ struct imx_ocotp_priv *priv = context; ++ void __iomem *reg = priv->base + priv->data->reg_off; ++ u32 count, index, num_bytes; ++ enum fuse_type type; ++ u32 *buf; ++ void *p; ++ int i; ++ ++ index = offset; ++ num_bytes = round_up(bytes, 4); ++ count = num_bytes >> 2; ++ ++ if (count > ((priv->data->size >> 2) - index)) ++ count = (priv->data->size >> 2) - index; ++ ++ p = kzalloc(num_bytes, GFP_KERNEL); ++ if (!p) ++ return -ENOMEM; ++ ++ mutex_lock(&priv->lock); ++ ++ buf = p; ++ ++ for (i = index; i < (index + count); i++) { ++ type = imx_ocotp_fuse_type(context, i); ++ if (type == FUSE_INVALID || type == FUSE_ELE) { ++ *buf++ = 0; ++ continue; ++ } ++ ++ *buf++ = readl_relaxed(reg + (i << 2)); ++ } ++ ++ memcpy(val, (u8 *)p, bytes); ++ ++ mutex_unlock(&priv->lock); ++ ++ kfree(p); ++ ++ return 0; ++}; ++ ++static int imx_ele_ocotp_probe(struct platform_device *pdev) ++{ ++ struct device *dev = &pdev->dev; ++ struct imx_ocotp_priv *priv; ++ struct nvmem_device *nvmem; ++ ++ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); ++ if (!priv) ++ return -ENOMEM; ++ ++ priv->data = of_device_get_match_data(dev); ++ ++ priv->base = devm_platform_ioremap_resource(pdev, 0); ++ if (IS_ERR(priv->base)) ++ return PTR_ERR(priv->base); ++ ++ priv->config.dev = dev; ++ priv->config.name = "ELE-OCOTP"; ++ priv->config.id = NVMEM_DEVID_AUTO; ++ priv->config.owner = THIS_MODULE; ++ priv->config.size = priv->data->size; ++ priv->config.reg_read = priv->data->reg_read; ++ priv->config.word_size = 4; ++ priv->config.stride = 1; ++ priv->config.priv = priv; ++ priv->config.read_only = true; ++ mutex_init(&priv->lock); ++ ++ nvmem = devm_nvmem_register(dev, &priv->config); ++ if (IS_ERR(nvmem)) ++ return PTR_ERR(nvmem); ++ ++ return 0; ++} ++ ++static const struct ocotp_devtype_data imx93_ocotp_data = { ++ .reg_off = 0x8000, ++ .reg_read = imx_ocotp_reg_read, ++ .size = 2048, ++ .num_entry = 6, ++ .entry = { ++ { 0, 52, FUSE_FSB }, ++ { 63, 1, FUSE_ELE}, ++ { 128, 16, FUSE_ELE }, ++ { 182, 1, FUSE_ELE }, ++ { 188, 1, FUSE_ELE }, ++ { 312, 200, FUSE_FSB } ++ }, ++}; ++ ++static const struct of_device_id imx_ele_ocotp_dt_ids[] = { ++ { .compatible = "fsl,imx93-ocotp", .data = &imx93_ocotp_data, }, ++ {}, ++}; ++MODULE_DEVICE_TABLE(of, imx_ele_ocotp_dt_ids); ++ ++static struct platform_driver imx_ele_ocotp_driver = { ++ .driver = { ++ .name = "imx_ele_ocotp", ++ .of_match_table = imx_ele_ocotp_dt_ids, ++ }, ++ .probe = imx_ele_ocotp_probe, ++}; ++module_platform_driver(imx_ele_ocotp_driver); ++ ++MODULE_DESCRIPTION("i.MX OCOTP/ELE driver"); ++MODULE_AUTHOR("Peng Fan <peng.fan@nxp.com>"); ++MODULE_LICENSE("GPL"); diff --git a/target/linux/generic/backport-5.15/813-v6.5-0011-nvmem-core-add-support-for-fixed-cells-layout.patch b/target/linux/generic/backport-5.15/813-v6.5-0011-nvmem-core-add-support-for-fixed-cells-layout.patch new file mode 100644 index 0000000000..59b2f9fa2c --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0011-nvmem-core-add-support-for-fixed-cells-layout.patch @@ -0,0 +1,96 @@ +From 27f699e578b1a72df89dfa3bc42e093a01dc8d10 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl> +Date: Sun, 11 Jun 2023 15:03:29 +0100 +Subject: [PATCH] nvmem: core: add support for fixed cells *layout* +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +This adds support for the "fixed-layout" NVMEM layout binding. It allows +defining NVMEM cells in a layout DT node named "nvmem-layout". + +While NVMEM subsystem supports layout drivers it has been discussed that +"fixed-layout" may actually be supperted internally. It's because: +1. It's a very basic layout +2. It allows sharing code with legacy syntax parsing +3. It's safer for soc_device_match() due to -EPROBE_DEFER +4. This will make the syntax transition easier + +Signed-off-by: Rafał Miłecki <rafal@milecki.pl> +Reviewed-by: Michael Walle <michael@walle.cc> +Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> +Message-ID: <20230611140330.154222-26-srinivas.kandagatla@linaro.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/nvmem/core.c | 32 +++++++++++++++++++++++++++++--- + 1 file changed, 29 insertions(+), 3 deletions(-) + +--- a/drivers/nvmem/core.c ++++ b/drivers/nvmem/core.c +@@ -696,7 +696,7 @@ static int nvmem_validate_keepouts(struc + return 0; + } + +-static int nvmem_add_cells_from_of(struct nvmem_device *nvmem) ++static int nvmem_add_cells_from_dt(struct nvmem_device *nvmem, struct device_node *np) + { + struct nvmem_layout *layout = nvmem->layout; + struct device *dev = &nvmem->dev; +@@ -704,7 +704,7 @@ static int nvmem_add_cells_from_of(struc + const __be32 *addr; + int len, ret; + +- for_each_child_of_node(dev->of_node, child) { ++ for_each_child_of_node(np, child) { + struct nvmem_cell_info info = {0}; + + addr = of_get_property(child, "reg", &len); +@@ -742,6 +742,28 @@ static int nvmem_add_cells_from_of(struc + return 0; + } + ++static int nvmem_add_cells_from_legacy_of(struct nvmem_device *nvmem) ++{ ++ return nvmem_add_cells_from_dt(nvmem, nvmem->dev.of_node); ++} ++ ++static int nvmem_add_cells_from_fixed_layout(struct nvmem_device *nvmem) ++{ ++ struct device_node *layout_np; ++ int err = 0; ++ ++ layout_np = of_nvmem_layout_get_container(nvmem); ++ if (!layout_np) ++ return 0; ++ ++ if (of_device_is_compatible(layout_np, "fixed-layout")) ++ err = nvmem_add_cells_from_dt(nvmem, layout_np); ++ ++ of_node_put(layout_np); ++ ++ return err; ++} ++ + int __nvmem_layout_register(struct nvmem_layout *layout, struct module *owner) + { + layout->owner = owner; +@@ -972,7 +994,7 @@ struct nvmem_device *nvmem_register(cons + if (rval) + goto err_remove_cells; + +- rval = nvmem_add_cells_from_of(nvmem); ++ rval = nvmem_add_cells_from_legacy_of(nvmem); + if (rval) + goto err_remove_cells; + +@@ -982,6 +1004,10 @@ struct nvmem_device *nvmem_register(cons + if (rval) + goto err_remove_cells; + ++ rval = nvmem_add_cells_from_fixed_layout(nvmem); ++ if (rval) ++ goto err_remove_cells; ++ + rval = nvmem_add_cells_from_layout(nvmem); + if (rval) + goto err_remove_cells; diff --git a/target/linux/imx/config-5.15 b/target/linux/imx/config-5.15 index 73d0b3fe78..7caaacbed7 100644 --- a/target/linux/imx/config-5.15 +++ b/target/linux/imx/config-5.15 @@ -295,6 +295,7 @@ CONFIG_NR_CPUS=4 CONFIG_NVMEM=y # CONFIG_NVMEM_IMX_IIM is not set CONFIG_NVMEM_IMX_OCOTP=y +# CONFIG_NVMEM_IMX_OCOTP_ELE is not set # CONFIG_NVMEM_SNVS_LPGPR is not set CONFIG_NVMEM_SYSFS=y CONFIG_OF=y diff --git a/target/linux/layerscape/armv7/config-5.15 b/target/linux/layerscape/armv7/config-5.15 index d7f151438b..b5df343f4e 100644 --- a/target/linux/layerscape/armv7/config-5.15 +++ b/target/linux/layerscape/armv7/config-5.15 @@ -413,6 +413,7 @@ CONFIG_NR_CPUS=16 CONFIG_NTFS_FS=y CONFIG_NVMEM=y # CONFIG_NVMEM_IMX_IIM is not set +# CONFIG_NVMEM_IMX_OCOTP_ELE is not set # CONFIG_NVMEM_SNVS_LPGPR is not set # CONFIG_NVMEM_SPMI_SDAM is not set CONFIG_NVMEM_SYSFS=y |