linux-kernel - [PATCH 1/4] clk: samsung: exynos3250: Add UART2 clock

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Message-id: <1439264784-30322-2-git-send-email-cw00.choi@samsung.com>
Date:	Tue, 11 Aug 2015 12:46:21 +0900
From:	Chanwoo Choi <cw00.choi@...sung.com>
To:	s.nawrocki@...sung.com, tomasz.figa@...il.com, kgene@...nel.org,
	k.kozlowski@...sung.com
Cc:	mturquette@...libre.com, sboyd@...eaurora.org,
	cw00.choi@...sung.com, linux-samsung-soc@...r.kernel.org,
	linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: [PATCH 1/4] clk: samsung: exynos3250: Add UART2 clock

This patch add the UART2 clocks (mux, divider, gate) of Exynos3250 SoC.

Cc: Sylwester Nawrocki <s.nawrocki@...sung.com>
Cc: Tomasz Figa <tomasz.figa@...il.com>
Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
---
 drivers/clk/samsung/clk-exynos3250.c   | 6 ++++++
 include/dt-bindings/clock/exynos3250.h | 6 +++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/samsung/clk-exynos3250.c b/drivers/clk/samsung/clk-exynos3250.c
index 538de66a759e..2105863a3ace 100644
--- a/drivers/clk/samsung/clk-exynos3250.c
+++ b/drivers/clk/samsung/clk-exynos3250.c
@@ -307,6 +307,7 @@ static struct samsung_mux_clock mux_clks[] __initdata = {
 	MUX(CLK_MOUT_MMC0, "mout_mmc0", group_sclk_p, SRC_FSYS, 0, 4),
 
 	/* SRC_PERIL0 */
+	MUX(CLK_MOUT_UART2, "mout_uart2", group_sclk_p, SRC_PERIL0, 8, 4),
 	MUX(CLK_MOUT_UART1, "mout_uart1", group_sclk_p, SRC_PERIL0, 4, 4),
 	MUX(CLK_MOUT_UART0, "mout_uart0", group_sclk_p, SRC_PERIL0, 0, 4),
 
@@ -389,6 +390,7 @@ static struct samsung_div_clock div_clks[] __initdata = {
 	DIV(CLK_DIV_MMC0, "div_mmc0", "mout_mmc0", DIV_FSYS1, 0, 4),
 
 	/* DIV_PERIL0 */
+	DIV(CLK_DIV_UART2, "div_uart2", "mout_uart2", DIV_PERIL0, 8, 4),
 	DIV(CLK_DIV_UART1, "div_uart1", "mout_uart1", DIV_PERIL0, 4, 4),
 	DIV(CLK_DIV_UART0, "div_uart0", "mout_uart0", DIV_PERIL0, 0, 4),
 
@@ -551,6 +553,9 @@ static struct samsung_gate_clock gate_clks[] __initdata = {
 		GATE_SCLK_PERIL, 7, CLK_SET_RATE_PARENT, 0),
 	GATE(CLK_SCLK_SPI0, "sclk_spi0", "div_spi0_pre",
 		GATE_SCLK_PERIL, 6, CLK_SET_RATE_PARENT, 0),
+
+	GATE(CLK_SCLK_UART2, "sclk_uart2", "div_uart2",
+		GATE_SCLK_PERIL, 2, CLK_SET_RATE_PARENT, 0),
 	GATE(CLK_SCLK_UART1, "sclk_uart1", "div_uart1",
 		GATE_SCLK_PERIL, 1, CLK_SET_RATE_PARENT, 0),
 	GATE(CLK_SCLK_UART0, "sclk_uart0", "div_uart0",
@@ -648,6 +653,7 @@ static struct samsung_gate_clock gate_clks[] __initdata = {
 	GATE(CLK_I2C2, "i2c2", "div_aclk_100", GATE_IP_PERIL, 8, 0, 0),
 	GATE(CLK_I2C1, "i2c1", "div_aclk_100", GATE_IP_PERIL, 7, 0, 0),
 	GATE(CLK_I2C0, "i2c0", "div_aclk_100", GATE_IP_PERIL, 6, 0, 0),
+	GATE(CLK_UART2, "uart2", "div_aclk_100", GATE_IP_PERIL, 2, 0, 0),
 	GATE(CLK_UART1, "uart1", "div_aclk_100", GATE_IP_PERIL, 1, 0, 0),
 	GATE(CLK_UART0, "uart0", "div_aclk_100", GATE_IP_PERIL, 0, 0, 0),
 };
diff --git a/include/dt-bindings/clock/exynos3250.h b/include/dt-bindings/clock/exynos3250.h
index aab088d30199..89a7d97b002c 100644
--- a/include/dt-bindings/clock/exynos3250.h
+++ b/include/dt-bindings/clock/exynos3250.h
@@ -78,6 +78,7 @@
 #define CLK_MOUT_CORE			58
 #define CLK_MOUT_APLL			59
 #define CLK_MOUT_ACLK_266_SUB		60
+#define CLK_MOUT_UART2			61
 
 /* Dividers */
 #define CLK_DIV_GPL			64
@@ -126,6 +127,7 @@
 #define CLK_DIV_CORE			107
 #define CLK_DIV_HPM			108
 #define CLK_DIV_COPY			109
+#define CLK_DIV_UART2			110
 
 /* Gates */
 #define CLK_ASYNC_G3D			128
@@ -222,6 +224,7 @@
 #define CLK_BLOCK_MFC			219
 #define CLK_BLOCK_CAM			220
 #define CLK_SMIES			221
+#define CLK_UART2			222
 
 /* Special clocks */
 #define CLK_SCLK_JPEG			224
@@ -248,12 +251,13 @@
 #define CLK_SCLK_SPI0			245
 #define CLK_SCLK_UART1			246
 #define CLK_SCLK_UART0			247
+#define CLK_SCLK_UART2			248
 
 /*
  * Total number of clocks of main CMU.
  * NOTE: Must be equal to last clock ID increased by one.
  */
-#define CLK_NR_CLKS			248
+#define CLK_NR_CLKS			249
 
 /*
  * CMU DMC
-- 
1.8.5.5

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