From 5ae15415c12c330ef3cd5d8c13bdadf5afb3db7a Mon Sep 17 00:00:00 2001
From: Robert Marko <robert.marko@sartura.hr>
Date: Thu, 10 Sep 2020 16:00:00 +0200
Subject: [PATCH] IPQ40xx: clk: Use dt-bindings instead of hardcoding

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@sartura.hr>
Cc: Luka Perkov <luka.perkov@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 5f78bc5..7b3b5e0 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@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 7cf98a2..83a688e 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;
-- 
2.7.4