openwrt/target/linux/airoha/patches-6.6/033-06-v6.13-clk-en7523-map-io-region-in-a-single-block.patch
Christian Marangi a5d23e3aee
airoha: an7581: sync patch with upstream version and tag them
Sync patch with upstream version and tag them.
Minor changes done to Pinctrl patch to support older kernel.

Patch automatically refreshed with make target/linux/refresh.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
2024-11-18 15:01:07 +01:00

85 lines
2.7 KiB
Diff

From a9eaf305017a5ebe73ab34e85bd5414055a88f29 Mon Sep 17 00:00:00 2001
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Tue, 12 Nov 2024 01:08:54 +0100
Subject: [PATCH 6/6] clk: en7523: map io region in a single block
Map all clock-controller memory region in a single block.
This patch does not introduce any backward incompatibility since the dts
for EN7581 SoC is not upstream yet.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://lore.kernel.org/r/20241112-clk-en7581-syscon-v2-7-8ada5e394ae4@kernel.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
---
drivers/clk/clk-en7523.c | 32 +++++++++++++-------------------
1 file changed, 13 insertions(+), 19 deletions(-)
--- a/drivers/clk/clk-en7523.c
+++ b/drivers/clk/clk-en7523.c
@@ -39,8 +39,8 @@
#define REG_PCIE_XSI1_SEL_MASK GENMASK(12, 11)
#define REG_CRYPTO_CLKSRC2 0x20c
-#define REG_RST_CTRL2 0x00
-#define REG_RST_CTRL1 0x04
+#define REG_RST_CTRL2 0x830
+#define REG_RST_CTRL1 0x834
struct en_clk_desc {
int id;
@@ -645,15 +645,9 @@ static const struct reset_control_ops en
.status = en7523_reset_status,
};
-static int en7581_reset_register(struct platform_device *pdev)
+static int en7581_reset_register(struct device *dev, void __iomem *base)
{
- struct device *dev = &pdev->dev;
struct en_rst_data *rst_data;
- void __iomem *base;
-
- base = devm_platform_ioremap_resource(pdev, 1);
- if (IS_ERR(base))
- return PTR_ERR(base);
rst_data = devm_kzalloc(dev, sizeof(*rst_data), GFP_KERNEL);
if (!rst_data)
@@ -677,27 +671,27 @@ static int en7581_reset_register(struct
static int en7581_clk_hw_init(struct platform_device *pdev,
struct clk_hw_onecell_data *clk_data)
{
- void __iomem *np_base;
struct regmap *map;
+ void __iomem *base;
u32 val;
map = syscon_regmap_lookup_by_compatible("airoha,en7581-chip-scu");
if (IS_ERR(map))
return PTR_ERR(map);
- np_base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(np_base))
- return PTR_ERR(np_base);
+ base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
- en7581_register_clocks(&pdev->dev, clk_data, map, np_base);
+ en7581_register_clocks(&pdev->dev, clk_data, map, base);
- val = readl(np_base + REG_NP_SCU_SSTR);
+ val = readl(base + REG_NP_SCU_SSTR);
val &= ~(REG_PCIE_XSI0_SEL_MASK | REG_PCIE_XSI1_SEL_MASK);
- writel(val, np_base + REG_NP_SCU_SSTR);
- val = readl(np_base + REG_NP_SCU_PCIC);
- writel(val | 3, np_base + REG_NP_SCU_PCIC);
+ writel(val, base + REG_NP_SCU_SSTR);
+ val = readl(base + REG_NP_SCU_PCIC);
+ writel(val | 3, base + REG_NP_SCU_PCIC);
- return en7581_reset_register(pdev);
+ return en7581_reset_register(&pdev->dev, base);
}
static int en7523_clk_probe(struct platform_device *pdev)