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author | John Crispin <john@phrozen.org> | 2017-08-18 18:11:52 +0200 |
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committer | John Crispin <john@phrozen.org> | 2017-08-18 18:41:41 +0200 |
commit | 1f068588efddf0175e954ffc07ec8478bddd52c7 (patch) | |
tree | 3e65bb1b6d076cac2597db4bcbf71a9fedee1099 /target/linux/mediatek/patches-4.9/0014-soc-mediatek-Refine-scpsys-to-support-multiple-platf.patch | |
parent | 364befeccf01c07049b492d90e98c2c13457c7c3 (diff) | |
download | upstream-1f068588efddf0175e954ffc07ec8478bddd52c7.tar.gz upstream-1f068588efddf0175e954ffc07ec8478bddd52c7.tar.bz2 upstream-1f068588efddf0175e954ffc07ec8478bddd52c7.zip |
mediatek: update to latest kernel patchset from v4.13-rc
Signed-off-by: Muciri Gatimu <muciri@openmesh.com>
Signed-off-by: Shashidhar Lakkavalli <shashidhar.lakkavalli@openmesh.com>
Signed-off-by: John Crispin <john@phrozen.org>
Diffstat (limited to 'target/linux/mediatek/patches-4.9/0014-soc-mediatek-Refine-scpsys-to-support-multiple-platf.patch')
-rw-r--r-- | target/linux/mediatek/patches-4.9/0014-soc-mediatek-Refine-scpsys-to-support-multiple-platf.patch | 486 |
1 files changed, 0 insertions, 486 deletions
diff --git a/target/linux/mediatek/patches-4.9/0014-soc-mediatek-Refine-scpsys-to-support-multiple-platf.patch b/target/linux/mediatek/patches-4.9/0014-soc-mediatek-Refine-scpsys-to-support-multiple-platf.patch deleted file mode 100644 index 0786e52ba6..0000000000 --- a/target/linux/mediatek/patches-4.9/0014-soc-mediatek-Refine-scpsys-to-support-multiple-platf.patch +++ /dev/null @@ -1,486 +0,0 @@ -From 6078c651947a148c1de543b54fe55af43a63043a Mon Sep 17 00:00:00 2001 -From: James Liao <jamesjj.liao@mediatek.com> -Date: Thu, 20 Oct 2016 16:56:35 +0800 -Subject: [PATCH 1/2] soc: mediatek: Refine scpsys to support multiple platform - -Refine scpsys driver common code to support multiple SoC / platform. - -Signed-off-by: James Liao <jamesjj.liao@mediatek.com> -Reviewed-by: Kevin Hilman <khilman@baylibre.com> -Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com> ---- - drivers/soc/mediatek/mtk-scpsys.c | 348 +++++++++++++++++++++++--------------- - 1 file changed, 210 insertions(+), 138 deletions(-) - ---- a/drivers/soc/mediatek/mtk-scpsys.c -+++ b/drivers/soc/mediatek/mtk-scpsys.c -@@ -11,17 +11,15 @@ - * GNU General Public License for more details. - */ - #include <linux/clk.h> --#include <linux/delay.h> -+#include <linux/init.h> - #include <linux/io.h> --#include <linux/kernel.h> - #include <linux/mfd/syscon.h> --#include <linux/init.h> - #include <linux/of_device.h> - #include <linux/platform_device.h> - #include <linux/pm_domain.h> --#include <linux/regmap.h> --#include <linux/soc/mediatek/infracfg.h> - #include <linux/regulator/consumer.h> -+#include <linux/soc/mediatek/infracfg.h> -+ - #include <dt-bindings/power/mt8173-power.h> - - #define SPM_VDE_PWR_CON 0x0210 -@@ -34,6 +32,7 @@ - #define SPM_MFG_2D_PWR_CON 0x02c0 - #define SPM_MFG_ASYNC_PWR_CON 0x02c4 - #define SPM_USB_PWR_CON 0x02cc -+ - #define SPM_PWR_STATUS 0x060c - #define SPM_PWR_STATUS_2ND 0x0610 - -@@ -55,12 +54,21 @@ - #define PWR_STATUS_USB BIT(25) - - enum clk_id { -- MT8173_CLK_NONE, -- MT8173_CLK_MM, -- MT8173_CLK_MFG, -- MT8173_CLK_VENC, -- MT8173_CLK_VENC_LT, -- MT8173_CLK_MAX, -+ CLK_NONE, -+ CLK_MM, -+ CLK_MFG, -+ CLK_VENC, -+ CLK_VENC_LT, -+ CLK_MAX, -+}; -+ -+static const char * const clk_names[] = { -+ NULL, -+ "mm", -+ "mfg", -+ "venc", -+ "venc_lt", -+ NULL, - }; - - #define MAX_CLKS 2 -@@ -76,98 +84,6 @@ struct scp_domain_data { - bool active_wakeup; - }; - --static const struct scp_domain_data scp_domain_data[] = { -- [MT8173_POWER_DOMAIN_VDEC] = { -- .name = "vdec", -- .sta_mask = PWR_STATUS_VDEC, -- .ctl_offs = SPM_VDE_PWR_CON, -- .sram_pdn_bits = GENMASK(11, 8), -- .sram_pdn_ack_bits = GENMASK(12, 12), -- .clk_id = {MT8173_CLK_MM}, -- }, -- [MT8173_POWER_DOMAIN_VENC] = { -- .name = "venc", -- .sta_mask = PWR_STATUS_VENC, -- .ctl_offs = SPM_VEN_PWR_CON, -- .sram_pdn_bits = GENMASK(11, 8), -- .sram_pdn_ack_bits = GENMASK(15, 12), -- .clk_id = {MT8173_CLK_MM, MT8173_CLK_VENC}, -- }, -- [MT8173_POWER_DOMAIN_ISP] = { -- .name = "isp", -- .sta_mask = PWR_STATUS_ISP, -- .ctl_offs = SPM_ISP_PWR_CON, -- .sram_pdn_bits = GENMASK(11, 8), -- .sram_pdn_ack_bits = GENMASK(13, 12), -- .clk_id = {MT8173_CLK_MM}, -- }, -- [MT8173_POWER_DOMAIN_MM] = { -- .name = "mm", -- .sta_mask = PWR_STATUS_DISP, -- .ctl_offs = SPM_DIS_PWR_CON, -- .sram_pdn_bits = GENMASK(11, 8), -- .sram_pdn_ack_bits = GENMASK(12, 12), -- .clk_id = {MT8173_CLK_MM}, -- .bus_prot_mask = MT8173_TOP_AXI_PROT_EN_MM_M0 | -- MT8173_TOP_AXI_PROT_EN_MM_M1, -- }, -- [MT8173_POWER_DOMAIN_VENC_LT] = { -- .name = "venc_lt", -- .sta_mask = PWR_STATUS_VENC_LT, -- .ctl_offs = SPM_VEN2_PWR_CON, -- .sram_pdn_bits = GENMASK(11, 8), -- .sram_pdn_ack_bits = GENMASK(15, 12), -- .clk_id = {MT8173_CLK_MM, MT8173_CLK_VENC_LT}, -- }, -- [MT8173_POWER_DOMAIN_AUDIO] = { -- .name = "audio", -- .sta_mask = PWR_STATUS_AUDIO, -- .ctl_offs = SPM_AUDIO_PWR_CON, -- .sram_pdn_bits = GENMASK(11, 8), -- .sram_pdn_ack_bits = GENMASK(15, 12), -- .clk_id = {MT8173_CLK_NONE}, -- }, -- [MT8173_POWER_DOMAIN_USB] = { -- .name = "usb", -- .sta_mask = PWR_STATUS_USB, -- .ctl_offs = SPM_USB_PWR_CON, -- .sram_pdn_bits = GENMASK(11, 8), -- .sram_pdn_ack_bits = GENMASK(15, 12), -- .clk_id = {MT8173_CLK_NONE}, -- .active_wakeup = true, -- }, -- [MT8173_POWER_DOMAIN_MFG_ASYNC] = { -- .name = "mfg_async", -- .sta_mask = PWR_STATUS_MFG_ASYNC, -- .ctl_offs = SPM_MFG_ASYNC_PWR_CON, -- .sram_pdn_bits = GENMASK(11, 8), -- .sram_pdn_ack_bits = 0, -- .clk_id = {MT8173_CLK_MFG}, -- }, -- [MT8173_POWER_DOMAIN_MFG_2D] = { -- .name = "mfg_2d", -- .sta_mask = PWR_STATUS_MFG_2D, -- .ctl_offs = SPM_MFG_2D_PWR_CON, -- .sram_pdn_bits = GENMASK(11, 8), -- .sram_pdn_ack_bits = GENMASK(13, 12), -- .clk_id = {MT8173_CLK_NONE}, -- }, -- [MT8173_POWER_DOMAIN_MFG] = { -- .name = "mfg", -- .sta_mask = PWR_STATUS_MFG, -- .ctl_offs = SPM_MFG_PWR_CON, -- .sram_pdn_bits = GENMASK(13, 8), -- .sram_pdn_ack_bits = GENMASK(21, 16), -- .clk_id = {MT8173_CLK_NONE}, -- .bus_prot_mask = MT8173_TOP_AXI_PROT_EN_MFG_S | -- MT8173_TOP_AXI_PROT_EN_MFG_M0 | -- MT8173_TOP_AXI_PROT_EN_MFG_M1 | -- MT8173_TOP_AXI_PROT_EN_MFG_SNOOP_OUT, -- }, --}; -- --#define NUM_DOMAINS ARRAY_SIZE(scp_domain_data) -- - struct scp; - - struct scp_domain { -@@ -179,7 +95,7 @@ struct scp_domain { - }; - - struct scp { -- struct scp_domain domains[NUM_DOMAINS]; -+ struct scp_domain *domains; - struct genpd_onecell_data pd_data; - struct device *dev; - void __iomem *base; -@@ -408,57 +324,55 @@ static bool scpsys_active_wakeup(struct - return scpd->data->active_wakeup; - } - --static int scpsys_probe(struct platform_device *pdev) -+static void init_clks(struct platform_device *pdev, struct clk **clk) -+{ -+ int i; -+ -+ for (i = CLK_NONE + 1; i < CLK_MAX; i++) -+ clk[i] = devm_clk_get(&pdev->dev, clk_names[i]); -+} -+ -+static struct scp *init_scp(struct platform_device *pdev, -+ const struct scp_domain_data *scp_domain_data, int num) - { - struct genpd_onecell_data *pd_data; - struct resource *res; -- int i, j, ret; -+ int i, j; - struct scp *scp; -- struct clk *clk[MT8173_CLK_MAX]; -+ struct clk *clk[CLK_MAX]; - - scp = devm_kzalloc(&pdev->dev, sizeof(*scp), GFP_KERNEL); - if (!scp) -- return -ENOMEM; -+ return ERR_PTR(-ENOMEM); - - scp->dev = &pdev->dev; - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - scp->base = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(scp->base)) -- return PTR_ERR(scp->base); -+ return ERR_CAST(scp->base); -+ -+ scp->domains = devm_kzalloc(&pdev->dev, -+ sizeof(*scp->domains) * num, GFP_KERNEL); -+ if (!scp->domains) -+ return ERR_PTR(-ENOMEM); - - pd_data = &scp->pd_data; - - pd_data->domains = devm_kzalloc(&pdev->dev, -- sizeof(*pd_data->domains) * NUM_DOMAINS, GFP_KERNEL); -+ sizeof(*pd_data->domains) * num, GFP_KERNEL); - if (!pd_data->domains) -- return -ENOMEM; -- -- clk[MT8173_CLK_MM] = devm_clk_get(&pdev->dev, "mm"); -- if (IS_ERR(clk[MT8173_CLK_MM])) -- return PTR_ERR(clk[MT8173_CLK_MM]); -- -- clk[MT8173_CLK_MFG] = devm_clk_get(&pdev->dev, "mfg"); -- if (IS_ERR(clk[MT8173_CLK_MFG])) -- return PTR_ERR(clk[MT8173_CLK_MFG]); -- -- clk[MT8173_CLK_VENC] = devm_clk_get(&pdev->dev, "venc"); -- if (IS_ERR(clk[MT8173_CLK_VENC])) -- return PTR_ERR(clk[MT8173_CLK_VENC]); -- -- clk[MT8173_CLK_VENC_LT] = devm_clk_get(&pdev->dev, "venc_lt"); -- if (IS_ERR(clk[MT8173_CLK_VENC_LT])) -- return PTR_ERR(clk[MT8173_CLK_VENC_LT]); -+ return ERR_PTR(-ENOMEM); - - scp->infracfg = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, - "infracfg"); - if (IS_ERR(scp->infracfg)) { - dev_err(&pdev->dev, "Cannot find infracfg controller: %ld\n", - PTR_ERR(scp->infracfg)); -- return PTR_ERR(scp->infracfg); -+ return ERR_CAST(scp->infracfg); - } - -- for (i = 0; i < NUM_DOMAINS; i++) { -+ for (i = 0; i < num; i++) { - struct scp_domain *scpd = &scp->domains[i]; - const struct scp_domain_data *data = &scp_domain_data[i]; - -@@ -467,13 +381,15 @@ static int scpsys_probe(struct platform_ - if (PTR_ERR(scpd->supply) == -ENODEV) - scpd->supply = NULL; - else -- return PTR_ERR(scpd->supply); -+ return ERR_CAST(scpd->supply); - } - } - -- pd_data->num_domains = NUM_DOMAINS; -+ pd_data->num_domains = num; -+ -+ init_clks(pdev, clk); - -- for (i = 0; i < NUM_DOMAINS; i++) { -+ for (i = 0; i < num; i++) { - struct scp_domain *scpd = &scp->domains[i]; - struct generic_pm_domain *genpd = &scpd->genpd; - const struct scp_domain_data *data = &scp_domain_data[i]; -@@ -482,13 +398,37 @@ static int scpsys_probe(struct platform_ - scpd->scp = scp; - - scpd->data = data; -- for (j = 0; j < MAX_CLKS && data->clk_id[j]; j++) -- scpd->clk[j] = clk[data->clk_id[j]]; -+ -+ for (j = 0; j < MAX_CLKS && data->clk_id[j]; j++) { -+ struct clk *c = clk[data->clk_id[j]]; -+ -+ if (IS_ERR(c)) { -+ dev_err(&pdev->dev, "%s: clk unavailable\n", -+ data->name); -+ return ERR_CAST(c); -+ } -+ -+ scpd->clk[j] = c; -+ } - - genpd->name = data->name; - genpd->power_off = scpsys_power_off; - genpd->power_on = scpsys_power_on; - genpd->dev_ops.active_wakeup = scpsys_active_wakeup; -+ } -+ -+ return scp; -+} -+ -+static void mtk_register_power_domains(struct platform_device *pdev, -+ struct scp *scp, int num) -+{ -+ struct genpd_onecell_data *pd_data; -+ int i, ret; -+ -+ for (i = 0; i < num; i++) { -+ struct scp_domain *scpd = &scp->domains[i]; -+ struct generic_pm_domain *genpd = &scpd->genpd; - - /* - * Initially turn on all domains to make the domains usable -@@ -507,6 +447,123 @@ static int scpsys_probe(struct platform_ - * valid. - */ - -+ pd_data = &scp->pd_data; -+ -+ ret = of_genpd_add_provider_onecell(pdev->dev.of_node, pd_data); -+ if (ret) -+ dev_err(&pdev->dev, "Failed to add OF provider: %d\n", ret); -+} -+ -+/* -+ * MT8173 power domain support -+ */ -+ -+static const struct scp_domain_data scp_domain_data_mt8173[] = { -+ [MT8173_POWER_DOMAIN_VDEC] = { -+ .name = "vdec", -+ .sta_mask = PWR_STATUS_VDEC, -+ .ctl_offs = SPM_VDE_PWR_CON, -+ .sram_pdn_bits = GENMASK(11, 8), -+ .sram_pdn_ack_bits = GENMASK(12, 12), -+ .clk_id = {CLK_MM}, -+ }, -+ [MT8173_POWER_DOMAIN_VENC] = { -+ .name = "venc", -+ .sta_mask = PWR_STATUS_VENC, -+ .ctl_offs = SPM_VEN_PWR_CON, -+ .sram_pdn_bits = GENMASK(11, 8), -+ .sram_pdn_ack_bits = GENMASK(15, 12), -+ .clk_id = {CLK_MM, CLK_VENC}, -+ }, -+ [MT8173_POWER_DOMAIN_ISP] = { -+ .name = "isp", -+ .sta_mask = PWR_STATUS_ISP, -+ .ctl_offs = SPM_ISP_PWR_CON, -+ .sram_pdn_bits = GENMASK(11, 8), -+ .sram_pdn_ack_bits = GENMASK(13, 12), -+ .clk_id = {CLK_MM}, -+ }, -+ [MT8173_POWER_DOMAIN_MM] = { -+ .name = "mm", -+ .sta_mask = PWR_STATUS_DISP, -+ .ctl_offs = SPM_DIS_PWR_CON, -+ .sram_pdn_bits = GENMASK(11, 8), -+ .sram_pdn_ack_bits = GENMASK(12, 12), -+ .clk_id = {CLK_MM}, -+ .bus_prot_mask = MT8173_TOP_AXI_PROT_EN_MM_M0 | -+ MT8173_TOP_AXI_PROT_EN_MM_M1, -+ }, -+ [MT8173_POWER_DOMAIN_VENC_LT] = { -+ .name = "venc_lt", -+ .sta_mask = PWR_STATUS_VENC_LT, -+ .ctl_offs = SPM_VEN2_PWR_CON, -+ .sram_pdn_bits = GENMASK(11, 8), -+ .sram_pdn_ack_bits = GENMASK(15, 12), -+ .clk_id = {CLK_MM, CLK_VENC_LT}, -+ }, -+ [MT8173_POWER_DOMAIN_AUDIO] = { -+ .name = "audio", -+ .sta_mask = PWR_STATUS_AUDIO, -+ .ctl_offs = SPM_AUDIO_PWR_CON, -+ .sram_pdn_bits = GENMASK(11, 8), -+ .sram_pdn_ack_bits = GENMASK(15, 12), -+ .clk_id = {CLK_NONE}, -+ }, -+ [MT8173_POWER_DOMAIN_USB] = { -+ .name = "usb", -+ .sta_mask = PWR_STATUS_USB, -+ .ctl_offs = SPM_USB_PWR_CON, -+ .sram_pdn_bits = GENMASK(11, 8), -+ .sram_pdn_ack_bits = GENMASK(15, 12), -+ .clk_id = {CLK_NONE}, -+ .active_wakeup = true, -+ }, -+ [MT8173_POWER_DOMAIN_MFG_ASYNC] = { -+ .name = "mfg_async", -+ .sta_mask = PWR_STATUS_MFG_ASYNC, -+ .ctl_offs = SPM_MFG_ASYNC_PWR_CON, -+ .sram_pdn_bits = GENMASK(11, 8), -+ .sram_pdn_ack_bits = 0, -+ .clk_id = {CLK_MFG}, -+ }, -+ [MT8173_POWER_DOMAIN_MFG_2D] = { -+ .name = "mfg_2d", -+ .sta_mask = PWR_STATUS_MFG_2D, -+ .ctl_offs = SPM_MFG_2D_PWR_CON, -+ .sram_pdn_bits = GENMASK(11, 8), -+ .sram_pdn_ack_bits = GENMASK(13, 12), -+ .clk_id = {CLK_NONE}, -+ }, -+ [MT8173_POWER_DOMAIN_MFG] = { -+ .name = "mfg", -+ .sta_mask = PWR_STATUS_MFG, -+ .ctl_offs = SPM_MFG_PWR_CON, -+ .sram_pdn_bits = GENMASK(13, 8), -+ .sram_pdn_ack_bits = GENMASK(21, 16), -+ .clk_id = {CLK_NONE}, -+ .bus_prot_mask = MT8173_TOP_AXI_PROT_EN_MFG_S | -+ MT8173_TOP_AXI_PROT_EN_MFG_M0 | -+ MT8173_TOP_AXI_PROT_EN_MFG_M1 | -+ MT8173_TOP_AXI_PROT_EN_MFG_SNOOP_OUT, -+ }, -+}; -+ -+#define NUM_DOMAINS_MT8173 ARRAY_SIZE(scp_domain_data_mt8173) -+ -+static int __init scpsys_probe_mt8173(struct platform_device *pdev) -+{ -+ struct scp *scp; -+ struct genpd_onecell_data *pd_data; -+ int ret; -+ -+ scp = init_scp(pdev, scp_domain_data_mt8173, NUM_DOMAINS_MT8173); -+ if (IS_ERR(scp)) -+ return PTR_ERR(scp); -+ -+ mtk_register_power_domains(pdev, scp, NUM_DOMAINS_MT8173); -+ -+ pd_data = &scp->pd_data; -+ - ret = pm_genpd_add_subdomain(pd_data->domains[MT8173_POWER_DOMAIN_MFG_ASYNC], - pd_data->domains[MT8173_POWER_DOMAIN_MFG_2D]); - if (ret && IS_ENABLED(CONFIG_PM)) -@@ -517,21 +574,36 @@ static int scpsys_probe(struct platform_ - if (ret && IS_ENABLED(CONFIG_PM)) - dev_err(&pdev->dev, "Failed to add subdomain: %d\n", ret); - -- ret = of_genpd_add_provider_onecell(pdev->dev.of_node, pd_data); -- if (ret) -- dev_err(&pdev->dev, "Failed to add OF provider: %d\n", ret); -- - return 0; - } - -+/* -+ * scpsys driver init -+ */ -+ - static const struct of_device_id of_scpsys_match_tbl[] = { - { - .compatible = "mediatek,mt8173-scpsys", -+ .data = scpsys_probe_mt8173, - }, { - /* sentinel */ - } - }; - -+static int scpsys_probe(struct platform_device *pdev) -+{ -+ int (*probe)(struct platform_device *); -+ const struct of_device_id *of_id; -+ -+ of_id = of_match_node(of_scpsys_match_tbl, pdev->dev.of_node); -+ if (!of_id || !of_id->data) -+ return -EINVAL; -+ -+ probe = of_id->data; -+ -+ return probe(pdev); -+} -+ - static struct platform_driver scpsys_drv = { - .probe = scpsys_probe, - .driver = { |