diff options
Diffstat (limited to 'drivers/soc/sunxi/sunxi_sram.c')
| -rw-r--r-- | drivers/soc/sunxi/sunxi_sram.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/soc/sunxi/sunxi_sram.c b/drivers/soc/sunxi/sunxi_sram.c index 2781a091a6a6..446b9fc1f175 100644 --- a/drivers/soc/sunxi/sunxi_sram.c +++ b/drivers/soc/sunxi/sunxi_sram.c @@ -12,6 +12,7 @@ #include <linux/debugfs.h> #include <linux/io.h> +#include <linux/mfd/syscon.h> #include <linux/module.h> #include <linux/of.h> #include <linux/of_address.h> @@ -310,6 +311,10 @@ static const struct sunxi_sramc_variant sun50i_h616_sramc_variant = { .has_ths_offset = true, }; +static const struct sunxi_sramc_variant sun55i_a523_sramc_variant = { + .num_emac_clocks = 2, +}; + #define SUNXI_SRAM_THS_OFFSET_REG 0x0 #define SUNXI_SRAM_EMAC_CLOCK_REG 0x30 #define SUNXI_SYS_LDO_CTRL_REG 0x150 @@ -363,6 +368,7 @@ static int __init sunxi_sram_probe(struct platform_device *pdev) const struct sunxi_sramc_variant *variant; struct device *dev = &pdev->dev; struct regmap *regmap; + int ret; sram_dev = &pdev->dev; @@ -380,6 +386,10 @@ static int __init sunxi_sram_probe(struct platform_device *pdev) regmap = devm_regmap_init_mmio(dev, base, &sunxi_sram_regmap_config); if (IS_ERR(regmap)) return PTR_ERR(regmap); + + ret = of_syscon_register_regmap(dev->of_node, regmap); + if (ret) + return ret; } of_platform_populate(dev->of_node, NULL, NULL, dev); @@ -430,6 +440,10 @@ static const struct of_device_id sunxi_sram_dt_match[] = { .compatible = "allwinner,sun50i-h616-system-control", .data = &sun50i_h616_sramc_variant, }, + { + .compatible = "allwinner,sun55i-a523-system-control", + .data = &sun55i_a523_sramc_variant, + }, { }, }; MODULE_DEVICE_TABLE(of, sunxi_sram_dt_match); |