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authorArtur Weber <aweber.kernel@gmail.com>2023-05-01 21:55:16 +0200
committerKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>2023-05-09 19:49:37 +0200
commit514a935fd0d4d522a08257f5acbc5439174c7cf0 (patch)
treef350a302bc98ce3dffbc2c402e395e9a02fe711e
parentdt-bindings: soc: samsung: exynos-pmu: add Exynos4212 compatible (diff)
downloadlinux-514a935fd0d4d522a08257f5acbc5439174c7cf0.tar.xz
linux-514a935fd0d4d522a08257f5acbc5439174c7cf0.zip
soc: samsung: exynos-pmu: Re-introduce Exynos4212 support
Support for the Exynos4212 SoC was originally dropped as there were no boards using it. We will be adding a device that uses it, so add it back. This reverts commit c40610198f35e8264f9175dafe74db6288a07eda. Signed-off-by: Artur Weber <aweber.kernel@gmail.com> Link: https://lore.kernel.org/r/20230501195525.6268-5-aweber.kernel@gmail.com Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
-rw-r--r--drivers/soc/samsung/exynos-pmu.c9
-rw-r--r--drivers/soc/samsung/exynos-pmu.h2
-rw-r--r--drivers/soc/samsung/exynos4-pmu.c13
3 files changed, 22 insertions, 2 deletions
diff --git a/drivers/soc/samsung/exynos-pmu.c b/drivers/soc/samsung/exynos-pmu.c
index 732c86ce2be8..5b2664da9853 100644
--- a/drivers/soc/samsung/exynos-pmu.c
+++ b/drivers/soc/samsung/exynos-pmu.c
@@ -57,6 +57,12 @@ void exynos_sys_powerdown_conf(enum sys_powerdown mode)
if (pmu_data->powerdown_conf_extra)
pmu_data->powerdown_conf_extra(mode);
+
+ if (pmu_data->pmu_config_extra) {
+ for (i = 0; pmu_data->pmu_config_extra[i].offset != PMU_TABLE_END; i++)
+ pmu_raw_writel(pmu_data->pmu_config_extra[i].val[mode],
+ pmu_data->pmu_config_extra[i].offset);
+ }
}
/*
@@ -80,6 +86,9 @@ static const struct of_device_id exynos_pmu_of_device_ids[] = {
.compatible = "samsung,exynos4210-pmu",
.data = exynos_pmu_data_arm_ptr(exynos4210_pmu_data),
}, {
+ .compatible = "samsung,exynos4212-pmu",
+ .data = exynos_pmu_data_arm_ptr(exynos4212_pmu_data),
+ }, {
.compatible = "samsung,exynos4412-pmu",
.data = exynos_pmu_data_arm_ptr(exynos4412_pmu_data),
}, {
diff --git a/drivers/soc/samsung/exynos-pmu.h b/drivers/soc/samsung/exynos-pmu.h
index 5e851f32307e..1c652ffd79b4 100644
--- a/drivers/soc/samsung/exynos-pmu.h
+++ b/drivers/soc/samsung/exynos-pmu.h
@@ -20,6 +20,7 @@ struct exynos_pmu_conf {
struct exynos_pmu_data {
const struct exynos_pmu_conf *pmu_config;
+ const struct exynos_pmu_conf *pmu_config_extra;
void (*pmu_init)(void);
void (*powerdown_conf)(enum sys_powerdown);
@@ -32,6 +33,7 @@ extern void __iomem *pmu_base_addr;
/* list of all exported SoC specific data */
extern const struct exynos_pmu_data exynos3250_pmu_data;
extern const struct exynos_pmu_data exynos4210_pmu_data;
+extern const struct exynos_pmu_data exynos4212_pmu_data;
extern const struct exynos_pmu_data exynos4412_pmu_data;
extern const struct exynos_pmu_data exynos5250_pmu_data;
extern const struct exynos_pmu_data exynos5420_pmu_data;
diff --git a/drivers/soc/samsung/exynos4-pmu.c b/drivers/soc/samsung/exynos4-pmu.c
index cb35103565a6..f8092190b938 100644
--- a/drivers/soc/samsung/exynos4-pmu.c
+++ b/drivers/soc/samsung/exynos4-pmu.c
@@ -86,7 +86,7 @@ static const struct exynos_pmu_conf exynos4210_pmu_config[] = {
{ PMU_TABLE_END,},
};
-static const struct exynos_pmu_conf exynos4412_pmu_config[] = {
+static const struct exynos_pmu_conf exynos4x12_pmu_config[] = {
{ S5P_ARM_CORE0_LOWPWR, { 0x0, 0x0, 0x2 } },
{ S5P_DIS_IRQ_CORE0, { 0x0, 0x0, 0x0 } },
{ S5P_DIS_IRQ_CENTRAL0, { 0x0, 0x0, 0x0 } },
@@ -191,6 +191,10 @@ static const struct exynos_pmu_conf exynos4412_pmu_config[] = {
{ S5P_GPS_ALIVE_LOWPWR, { 0x7, 0x0, 0x0 } },
{ S5P_CMU_SYSCLK_ISP_LOWPWR, { 0x1, 0x0, 0x0 } },
{ S5P_CMU_SYSCLK_GPS_LOWPWR, { 0x1, 0x0, 0x0 } },
+ { PMU_TABLE_END,},
+};
+
+static const struct exynos_pmu_conf exynos4412_pmu_config[] = {
{ S5P_ARM_CORE2_LOWPWR, { 0x0, 0x0, 0x2 } },
{ S5P_DIS_IRQ_CORE2, { 0x0, 0x0, 0x0 } },
{ S5P_DIS_IRQ_CENTRAL2, { 0x0, 0x0, 0x0 } },
@@ -204,6 +208,11 @@ const struct exynos_pmu_data exynos4210_pmu_data = {
.pmu_config = exynos4210_pmu_config,
};
+const struct exynos_pmu_data exynos4212_pmu_data = {
+ .pmu_config = exynos4x12_pmu_config,
+};
+
const struct exynos_pmu_data exynos4412_pmu_data = {
- .pmu_config = exynos4412_pmu_config,
+ .pmu_config = exynos4x12_pmu_config,
+ .pmu_config_extra = exynos4412_pmu_config,
};