diff options
Diffstat (limited to 'target/linux/mediatek/patches-4.14/0120-soc-mediatek-pwrap-add-MediaTek-MT6380-as-one-slave-.patch')
| -rw-r--r-- | target/linux/mediatek/patches-4.14/0120-soc-mediatek-pwrap-add-MediaTek-MT6380-as-one-slave-.patch | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-4.14/0120-soc-mediatek-pwrap-add-MediaTek-MT6380-as-one-slave-.patch b/target/linux/mediatek/patches-4.14/0120-soc-mediatek-pwrap-add-MediaTek-MT6380-as-one-slave-.patch new file mode 100644 index 0000000000..532c42c40c --- /dev/null +++ b/target/linux/mediatek/patches-4.14/0120-soc-mediatek-pwrap-add-MediaTek-MT6380-as-one-slave-.patch @@ -0,0 +1,103 @@ +From 81c54afc5bc918ea3ed65cc356236b302b1f21ca Mon Sep 17 00:00:00 2001 +From: Sean Wang <sean.wang@mediatek.com> +Date: Wed, 18 Oct 2017 16:28:46 +0800 +Subject: [PATCH 120/224] soc: mediatek: pwrap: add MediaTek MT6380 as one + slave of pwrap + +Add MediaTek MT6380 regulator becoming one of PMIC wrapper slave +and also add extra new regmap_config of 32-bit mode for MT6380 +since old regmap_config of 16-bit mode can't be fit into the need. + +Signed-off-by: Chenglin Xu <chenglin.xu@mediatek.com> +Signed-off-by: Chen Zhong <chen.zhong@mediatek.com> +Signed-off-by: Sean Wang <sean.wang@mediatek.com> +Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com> +--- + drivers/soc/mediatek/mtk-pmic-wrap.c | 24 +++++++++++++++++++++--- + 1 file changed, 21 insertions(+), 3 deletions(-) + +diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c +index e3398e37a7a6..45c3e44d8f40 100644 +--- a/drivers/soc/mediatek/mtk-pmic-wrap.c ++++ b/drivers/soc/mediatek/mtk-pmic-wrap.c +@@ -507,6 +507,7 @@ struct pmic_wrapper; + struct pwrap_slv_type { + const u32 *dew_regs; + enum pmic_type type; ++ const struct regmap_config *regmap; + /* Flags indicating the capability for the target slave */ + u32 caps; + /* +@@ -1149,7 +1150,7 @@ static irqreturn_t pwrap_interrupt(int irqno, void *dev_id) + return IRQ_HANDLED; + } + +-static const struct regmap_config pwrap_regmap_config = { ++static const struct regmap_config pwrap_regmap_config16 = { + .reg_bits = 16, + .val_bits = 16, + .reg_stride = 2, +@@ -1158,9 +1159,19 @@ static const struct regmap_config pwrap_regmap_config = { + .max_register = 0xffff, + }; + ++static const struct regmap_config pwrap_regmap_config32 = { ++ .reg_bits = 32, ++ .val_bits = 32, ++ .reg_stride = 4, ++ .reg_read = pwrap_regmap_read, ++ .reg_write = pwrap_regmap_write, ++ .max_register = 0xffff, ++}; ++ + static const struct pwrap_slv_type pmic_mt6323 = { + .dew_regs = mt6323_regs, + .type = PMIC_MT6323, ++ .regmap = &pwrap_regmap_config16, + .caps = PWRAP_SLV_CAP_SPI | PWRAP_SLV_CAP_DUALIO | + PWRAP_SLV_CAP_SECURITY, + .pwrap_read = pwrap_read16, +@@ -1170,6 +1181,7 @@ static const struct pwrap_slv_type pmic_mt6323 = { + static const struct pwrap_slv_type pmic_mt6380 = { + .dew_regs = NULL, + .type = PMIC_MT6380, ++ .regmap = &pwrap_regmap_config32, + .caps = 0, + .pwrap_read = pwrap_read32, + .pwrap_write = pwrap_write32, +@@ -1178,6 +1190,7 @@ static const struct pwrap_slv_type pmic_mt6380 = { + static const struct pwrap_slv_type pmic_mt6397 = { + .dew_regs = mt6397_regs, + .type = PMIC_MT6397, ++ .regmap = &pwrap_regmap_config16, + .caps = PWRAP_SLV_CAP_SPI | PWRAP_SLV_CAP_DUALIO | + PWRAP_SLV_CAP_SECURITY, + .pwrap_read = pwrap_read16, +@@ -1189,9 +1202,14 @@ static const struct of_device_id of_slave_match_tbl[] = { + .compatible = "mediatek,mt6323", + .data = &pmic_mt6323, + }, { ++ /* The MT6380 PMIC only implements a regulator, so we bind it ++ * directly instead of using a MFD. ++ */ ++ .compatible = "mediatek,mt6380-regulator", ++ .data = &pmic_mt6380, ++ }, { + .compatible = "mediatek,mt6397", + .data = &pmic_mt6397, +- }, { + /* sentinel */ + } + }; +@@ -1372,7 +1390,7 @@ static int pwrap_probe(struct platform_device *pdev) + if (ret) + goto err_out2; + +- wrp->regmap = devm_regmap_init(wrp->dev, NULL, wrp, &pwrap_regmap_config); ++ wrp->regmap = devm_regmap_init(wrp->dev, NULL, wrp, wrp->slave->regmap); + if (IS_ERR(wrp->regmap)) { + ret = PTR_ERR(wrp->regmap); + goto err_out2; +-- +2.11.0 + |