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ARC: HSDK: CGU: add support for timer clock

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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>
This commit is contained in:
Eugeniy Paltsev 2020-04-23 14:50:50 +03:00 committed by Alexey Brodkin
parent 61c151693b
commit 1dfb2ec0d7
2 changed files with 9 additions and 5 deletions
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9
drivers/clk/clk-hsdk-cgu.c
View file

@ -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 }
};

5
include/dt-bindings/clock/snps,hsdk-cgu.h
View file

@ -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_ */