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authorVitaly Andrianov <vitalya@ti.com>2015-09-19 16:26:41 +0530
committerTom Rini <trini@konsulko.com>2015-10-22 14:22:16 -0400
commite6d71e1ca5dc40e871e53ad0d14d68676cf92601 (patch)
treea5d81df8816038e0f479b644926255c6b9af38bc /arch
parentbda920c65e7cc299e6ef0dc6e676fe672609ce12 (diff)
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ARM: k2g: Add clock information
Add clock information for Galileo Signed-off-by: Vitaly Andrianov <vitalya@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/include/asm/ti-common/keystone_net.h4
-rw-r--r--arch/arm/mach-keystone/clock.c4
-rw-r--r--arch/arm/mach-keystone/cmd_mon.c2
-rw-r--r--arch/arm/mach-keystone/include/mach/clock-k2g.h2
-rw-r--r--arch/arm/mach-keystone/include/mach/clock.h4
5 files changed, 14 insertions, 2 deletions
diff --git a/arch/arm/include/asm/ti-common/keystone_net.h b/arch/arm/include/asm/ti-common/keystone_net.h
index 011c03cf88..4b5ea055be 100644
--- a/arch/arm/include/asm/ti-common/keystone_net.h
+++ b/arch/arm/include/asm/ti-common/keystone_net.h
@@ -49,7 +49,11 @@
#define MAC_ID_BASE_ADDR CONFIG_KSNET_MAC_ID_BASE
/* MDIO module input frequency */
+#ifdef CONFIG_SOC_K2G
+#define EMAC_MDIO_BUS_FREQ (clk_get_rate(sys_clk0_3_clk))
+#else
#define EMAC_MDIO_BUS_FREQ (clk_get_rate(pass_pll_clk))
+#endif
/* MDIO clock output frequency */
#define EMAC_MDIO_CLOCK_FREQ 2500000 /* 2.5 MHz */
diff --git a/arch/arm/mach-keystone/clock.c b/arch/arm/mach-keystone/clock.c
index d936896887..5c6051e76d 100644
--- a/arch/arm/mach-keystone/clock.c
+++ b/arch/arm/mach-keystone/clock.c
@@ -360,6 +360,10 @@ unsigned long clk_get_rate(unsigned int clk)
if (cpu_is_k2hk())
freq = pll_freq_get(DDR3B_PLL);
break;
+ case uart_pll_clk:
+ if (cpu_is_k2g())
+ freq = pll_freq_get(UART_PLL);
+ break;
case sys_clk0_1_clk:
case sys_clk0_clk:
freq = pll_freq_get(CORE_PLL) / pll0div_read(1);
diff --git a/arch/arm/mach-keystone/cmd_mon.c b/arch/arm/mach-keystone/cmd_mon.c
index 73ceb83072..a539d5d275 100644
--- a/arch/arm/mach-keystone/cmd_mon.c
+++ b/arch/arm/mach-keystone/cmd_mon.c
@@ -37,7 +37,7 @@ static int do_mon_install(cmd_tbl_t *cmdtp, int flag, int argc,
if (argc < 2)
return CMD_RET_USAGE;
- freq = clk_get_rate(sys_clk0_6_clk);
+ freq = CONFIG_SYS_HZ_CLOCK;
addr = simple_strtoul(argv[1], NULL, 16);
diff --git a/arch/arm/mach-keystone/include/mach/clock-k2g.h b/arch/arm/mach-keystone/include/mach/clock-k2g.h
index 4d3f92ee1c..214c1d3a83 100644
--- a/arch/arm/mach-keystone/include/mach/clock-k2g.h
+++ b/arch/arm/mach-keystone/include/mach/clock-k2g.h
@@ -15,4 +15,6 @@
#define DEV_SUPPORTED_SPEEDS 0xfff
#define ARM_SUPPORTED_SPEEDS 0xfff
+#define KS2_CLK1_6 sys_clk0_6_clk
+
#endif
diff --git a/arch/arm/mach-keystone/include/mach/clock.h b/arch/arm/mach-keystone/include/mach/clock.h
index 3d2e2a2021..cdcff3baee 100644
--- a/arch/arm/mach-keystone/include/mach/clock.h
+++ b/arch/arm/mach-keystone/include/mach/clock.h
@@ -53,7 +53,8 @@
CLK(17, sys_clk1_6_clk)\
CLK(18, sys_clk1_12_clk)\
CLK(19, sys_clk2_clk)\
- CLK(20, sys_clk3_clk)
+ CLK(20, sys_clk3_clk)\
+ CLK(21, uart_pll_clk)
#include <asm/types.h>
@@ -91,6 +92,7 @@ enum ext_clk_e {
tetris_clk,
ddr3a_clk,
ddr3b_clk,
+ uart_clk,
ext_clk_count /* number of external clocks */
};