From: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Date: Thu, 23 Apr 2020 11:50:50 +0000 (+0300)
Subject: ARC: HSDK: CGU: add support for timer clock
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=1dfb2ec0d7fb;p=u-boot.git

ARC: HSDK: CGU: add support for timer clock

Add support for additional timer clock which belongs to tunnel
domain.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
---

diff --git a/drivers/clk/clk-hsdk-cgu.c b/drivers/clk/clk-hsdk-cgu.c
index 6eaafdeaf9..3035c5fb38 100644
--- a/drivers/clk/clk-hsdk-cgu.c
+++ b/drivers/clk/clk-hsdk-cgu.c
@@ -67,6 +67,7 @@
 #define CGU_TUN_IDIV_TUN	0x380
 #define CGU_TUN_IDIV_ROM	0x390
 #define CGU_TUN_IDIV_PWM	0x3A0
+#define CGU_TUN_IDIV_TIMER	0x3B0
 #define CGU_HDMI_IDIV_APB	0x480
 #define CGU_SYS_IDIV_APB	0x180
 #define CGU_SYS_IDIV_AXI	0x190
@@ -123,12 +124,12 @@
 #define MIN_PLL_RATE			100000000 /* 100 MHz */
 #define PARENT_RATE_33			33333333 /* fixed clock - xtal */
 #define PARENT_RATE_27			27000000 /* fixed clock - xtal */
-#define CGU_MAX_CLOCKS			26
+#define CGU_MAX_CLOCKS			27
 
 #define CGU_SYS_CLOCKS			16
 #define MAX_AXI_CLOCKS			4
 
-#define CGU_TUN_CLOCKS			3
+#define CGU_TUN_CLOCKS			4
 #define MAX_TUN_CLOCKS			6
 
 struct hsdk_tun_idiv_cfg {
@@ -147,7 +148,8 @@ static const struct hsdk_tun_clk_cfg tun_clk_cfg = {
 	{ 600000000, 600000000, 600000000, 600000000, 750000000, 600000000 }, {
 	{ CGU_TUN_IDIV_TUN,	{ 24,	12,	8,	6,	6,	4 } },
 	{ CGU_TUN_IDIV_ROM,	{ 4,	4,	4,	4,	5,	4 } },
-	{ CGU_TUN_IDIV_PWM,	{ 8,	8,	8,	8,	10,	8 } }
+	{ CGU_TUN_IDIV_PWM,	{ 8,	8,	8,	8,	10,	8 } },
+	{ CGU_TUN_IDIV_TIMER,	{ 12,	12,	12,	12,	15,	12 } }
 	}
 };
 
@@ -316,6 +318,7 @@ static const struct hsdk_cgu_clock_map clock_map[] = {
 	{ CGU_TUN_PLL, 0, CGU_TUN_IDIV_TUN, &sdt_pll_dat, idiv_get, tun_clk_set, idiv_off },
 	{ CGU_TUN_PLL, 0, CGU_TUN_IDIV_ROM, &sdt_pll_dat, idiv_get, idiv_set, idiv_off },
 	{ CGU_TUN_PLL, 0, CGU_TUN_IDIV_PWM, &sdt_pll_dat, idiv_get, idiv_set, idiv_off },
+	{ CGU_TUN_PLL, 0, CGU_TUN_IDIV_TIMER, &sdt_pll_dat, idiv_get, idiv_set, idiv_off },
 	{ CGU_HDMI_PLL, 0, 0, &hdmi_pll_dat, pll_get, pll_set, NULL },
 	{ CGU_HDMI_PLL, 0, CGU_HDMI_IDIV_APB, &hdmi_pll_dat, idiv_get, idiv_set, idiv_off }
 };
diff --git a/include/dt-bindings/clock/snps,hsdk-cgu.h b/include/dt-bindings/clock/snps,hsdk-cgu.h
index 2cfe34eb35..1ce7661cd9 100644
--- a/include/dt-bindings/clock/snps,hsdk-cgu.h
+++ b/include/dt-bindings/clock/snps,hsdk-cgu.h
@@ -36,7 +36,8 @@
 #define CLK_TUN_TUN		21
 #define CLK_TUN_ROM		22
 #define CLK_TUN_PWM		23
-#define CLK_HDMI_PLL		24
-#define CLK_HDMI		25
+#define CLK_TUN_TIMER		24
+#define CLK_HDMI_PLL		25
+#define CLK_HDMI		26
 
 #endif /* __DT_BINDINGS_CLK_HSDK_CGU_H_ */