[PATCH net-next v2 03/10] soc: sunxi: sram: add entry for a523
From: Chen-Yu Tsai <wens@kernel.org>
Date: 2025-08-13 14:55:48
Also in:
linux-arm-kernel, linux-devicetree, linux-sunxi, lkml
Subsystem:
arm/allwinner sunxi soc support, the rest · Maintainers:
Chen-Yu Tsai, Jernej Skrabec, Samuel Holland, Linus Torvalds
From: Chen-Yu Tsai <redacted> The A523 has two Ethernet controllers. So in the system controller address space, there are two registers for Ethernet clock delays, one for each controller. Add a new entry for the A523 system controller that allows access to the second register. Signed-off-by: Chen-Yu Tsai <redacted> --- drivers/soc/sunxi/sunxi_sram.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/drivers/soc/sunxi/sunxi_sram.c b/drivers/soc/sunxi/sunxi_sram.c
index 08e264ea0697..4f8d510b7e1e 100644
--- a/drivers/soc/sunxi/sunxi_sram.c
+++ b/drivers/soc/sunxi/sunxi_sram.c@@ -320,6 +320,10 @@ 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
@@ -440,6 +444,10 @@ 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);
--
2.39.5