bcm63xx: add linux v5.15 support

[openwrt/staging/ldir.git] / target / linux / bcm63xx / patches-5.15 / 430-MIPS-BCM63XX-add-nand-clocks.patch

diff --git a/target/linux/bcm63xx/patches-5.15/430-MIPS-BCM63XX-add-nand-clocks.patch b/target/linux/bcm63xx/patches-5.15/430-MIPS-BCM63XX-add-nand-clocks.patch
new file mode 100644 (file)
index 0000000..a29c3b7
--- /dev/null
+++ b/target/linux/bcm63xx/patches-5.15/430-MIPS-BCM63XX-add-nand-clocks.patch
@@ -0,0 +1,50 @@
+--- a/arch/mips/bcm63xx/clk.c
++++ b/arch/mips/bcm63xx/clk.c
+@@ -430,6 +430,23 @@ static struct clk clk_pcie = {
+ };
+ 
+ /*
++ * NAND clock
++ */
++static void nand_set(struct clk *clk, int enable)
++{
++      if (BCMCPU_IS_6362())
++              bcm_hwclock_set(CKCTL_6362_NAND_EN, enable);
++      else if (BCMCPU_IS_6368())
++              bcm_hwclock_set(CKCTL_6368_NAND_EN, enable);
++      else if (BCMCPU_IS_63268())
++              bcm_hwclock_set(CKCTL_63268_NAND_EN, enable);
++}
++
++static struct clk clk_nand = {
++      .set    = nand_set,
++};
++
++/*
+  * Internal peripheral clock
+  */
+ static struct clk clk_periph = {
+@@ -624,6 +641,7 @@ static struct clk_lookup bcm6362_clks[]
+       CLKDEV_INIT("bcm63xx-hsspi.0", "pll", &clk_hsspi_pll),
+       CLKDEV_INIT("10001000.spi", "pll", &clk_hsspi_pll),
+       /* gated clocks */
++      CLKDEV_INIT(NULL, "nand", &clk_nand),
+       CLKDEV_INIT(NULL, "enetsw", &clk_enetsw),
+       CLKDEV_INIT(NULL, "usbh", &clk_usbh),
+       CLKDEV_INIT(NULL, "usbd", &clk_usbd),
+@@ -641,6 +659,7 @@ static struct clk_lookup bcm6368_clks[]
+       CLKDEV_INIT("10000100.serial", "refclk", &clk_periph),
+       CLKDEV_INIT("10000120.serial", "refclk", &clk_periph),
+       /* gated clocks */
++      CLKDEV_INIT(NULL, "nand", &clk_nand),
+       CLKDEV_INIT(NULL, "enetsw", &clk_enetsw),
+       CLKDEV_INIT(NULL, "usbh", &clk_usbh),
+       CLKDEV_INIT(NULL, "usbd", &clk_usbd),
+@@ -659,6 +678,7 @@ static struct clk_lookup bcm63268_clks[]
+       CLKDEV_INIT("bcm63xx-hsspi.0", "pll", &clk_hsspi_pll),
+       CLKDEV_INIT("10001000.spi", "pll", &clk_hsspi_pll),
+       /* gated clocks */
++      CLKDEV_INIT(NULL, "nand", &clk_nand),
+       CLKDEV_INIT(NULL, "enetsw", &clk_enetsw),
+       CLKDEV_INIT(NULL, "usbh", &clk_usbh),
+       CLKDEV_INIT(NULL, "usbd", &clk_usbd),