[PATCH v2 2/9] IPQ40xx: clk: Use dt-bindings instead of hardcoding

Robert Marko robert.marko at sartura.hr
Tue Sep 1 19:22:55 CEST 2020


Its common to use dt-bindings instead of hard-coding clocks or resets.
So lets use the imported Linux GCC bindings on IPQ40xx target.

Signed-off-by: Robert Marko <robert.marko at sartura.hr>
Cc: Luka Perkov <luka.perkov at sartura.hr>
---
 arch/arm/dts/qcom-ipq4019.dtsi        | 3 ++-
 arch/arm/mach-ipq40xx/clock-ipq4019.c | 4 +++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/arch/arm/dts/qcom-ipq4019.dtsi b/arch/arm/dts/qcom-ipq4019.dtsi
index 5f78bc5ab9..7b3b5e0248 100644
--- a/arch/arm/dts/qcom-ipq4019.dtsi
+++ b/arch/arm/dts/qcom-ipq4019.dtsi
@@ -10,6 +10,7 @@
 #include "skeleton.dtsi"
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/pinctrl/pinctrl-snapdragon.h>
+#include <dt-bindings/clock/qcom,ipq4019-gcc.h>
 
 / {
 	#address-cells = <1>;
@@ -61,7 +62,7 @@
 		blsp1_uart1: serial at 78af000 {
 			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
 			reg = <0x78af000 0x200>;
-			clock = <&gcc 26>;
+			clock = <&gcc GCC_BLSP1_UART1_APPS_CLK>;
 			bit-rate = <0xFF>;
 			status = "disabled";
 			u-boot,dm-pre-reloc;
diff --git a/arch/arm/mach-ipq40xx/clock-ipq4019.c b/arch/arm/mach-ipq40xx/clock-ipq4019.c
index 7cf98a203c..83a688e625 100644
--- a/arch/arm/mach-ipq40xx/clock-ipq4019.c
+++ b/arch/arm/mach-ipq40xx/clock-ipq4019.c
@@ -13,6 +13,8 @@
 #include <dm.h>
 #include <errno.h>
 
+#include <dt-bindings/clock/qcom,ipq4019-gcc.h>
+
 struct msm_clk_priv {
 	phys_addr_t base;
 };
@@ -20,7 +22,7 @@ struct msm_clk_priv {
 ulong msm_set_rate(struct clk *clk, ulong rate)
 {
 	switch (clk->id) {
-	case 26: /*UART1*/
+	case GCC_BLSP1_UART1_APPS_CLK: /*UART1*/
 		/* This clock is already initialized by SBL1 */
 		return 0; 
 		break;
-- 
2.26.2



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