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clk: mmp: add timer clock for pxa168/mmp2/pxa910

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Timer has external fast clock, and it is a mux clock.
Add the timer clock type for timer driver.

Signed-off-by: Chao Xie <chao.xie@marvell.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Chao Xie 2015-04-30 09:53:42 +08:00 committed by Stephen Boyd
parent 6644fddf06
commit 24c65a02b2
6 changed files with 30 additions and 0 deletions
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6
drivers/clk/mmp/clk-of-mmp2.c
View File

@ -30,6 +30,7 @@
#define APBC_TWSI4 0x7c
#define APBC_TWSI5 0x80
#define APBC_KPC 0x18
#define APBC_TIMER 0x24
#define APBC_UART0 0x2c
#define APBC_UART1 0x30
#define APBC_UART2 0x34
@ -132,6 +133,9 @@ static DEFINE_SPINLOCK(ssp2_lock);
static DEFINE_SPINLOCK(ssp3_lock);
static const char *ssp_parent_names[] = {"vctcxo_4", "vctcxo_2", "vctcxo", "pll1_16"};
static DEFINE_SPINLOCK(timer_lock);
static const char *timer_parent_names[] = {"clk32", "vctcxo_2", "vctcxo_4", "vctcxo"};
static DEFINE_SPINLOCK(reset_lock);
static struct mmp_param_mux_clk apbc_mux_clks[] = {
@ -143,6 +147,7 @@ static struct mmp_param_mux_clk apbc_mux_clks[] = {
{0, "ssp1_mux", ssp_parent_names, ARRAY_SIZE(ssp_parent_names), CLK_SET_RATE_PARENT, APBC_SSP1, 4, 3, 0, &ssp1_lock},
{0, "ssp2_mux", ssp_parent_names, ARRAY_SIZE(ssp_parent_names), CLK_SET_RATE_PARENT, APBC_SSP2, 4, 3, 0, &ssp2_lock},
{0, "ssp3_mux", ssp_parent_names, ARRAY_SIZE(ssp_parent_names), CLK_SET_RATE_PARENT, APBC_SSP3, 4, 3, 0, &ssp3_lock},
{0, "timer_mux", timer_parent_names, ARRAY_SIZE(timer_parent_names), CLK_SET_RATE_PARENT, APBC_TIMER, 4, 3, 0, &timer_lock},
};
static struct mmp_param_gate_clk apbc_gate_clks[] = {
@ -168,6 +173,7 @@ static struct mmp_param_gate_clk apbc_gate_clks[] = {
{MMP2_CLK_SSP1, "ssp1_clk", "ssp1_mux", CLK_SET_RATE_PARENT, APBC_SSP1, 0x7, 0x3, 0x0, 0, &ssp1_lock},
{MMP2_CLK_SSP2, "ssp2_clk", "ssp2_mux", CLK_SET_RATE_PARENT, APBC_SSP2, 0x7, 0x3, 0x0, 0, &ssp2_lock},
{MMP2_CLK_SSP3, "ssp3_clk", "ssp3_mux", CLK_SET_RATE_PARENT, APBC_SSP3, 0x7, 0x3, 0x0, 0, &ssp3_lock},
{MMP2_CLK_TIMER, "timer_clk", "timer_mux", CLK_SET_RATE_PARENT, APBC_TIMER, 0x7, 0x3, 0x0, 0, &timer_lock},
};
static void mmp2_apb_periph_clk_init(struct mmp2_clk_unit *pxa_unit)

7
drivers/clk/mmp/clk-of-pxa168.c
View File

@ -32,6 +32,7 @@
#define APBC_PWM1 0x10
#define APBC_PWM2 0x14
#define APBC_PWM3 0x18
#define APBC_TIMER 0x34
#define APBC_SSP0 0x81c
#define APBC_SSP1 0x820
#define APBC_SSP2 0x84c
@ -71,6 +72,7 @@ static struct mmp_param_fixed_factor_clk fixed_factor_clks[] = {
{PXA168_CLK_PLL1_24, "pll1_24", "pll1_12", 1, 2, 0},
{PXA168_CLK_PLL1_48, "pll1_48", "pll1_24", 1, 2, 0},
{PXA168_CLK_PLL1_96, "pll1_96", "pll1_48", 1, 2, 0},
{PXA168_CLK_PLL1_192, "pll1_192", "pll1_96", 1, 2, 0},
{PXA168_CLK_PLL1_13, "pll1_13", "pll1", 1, 13, 0},
{PXA168_CLK_PLL1_13_1_5, "pll1_13_1_5", "pll1_13", 2, 3, 0},
{PXA168_CLK_PLL1_2_1_5, "pll1_2_1_5", "pll1_2", 2, 3, 0},
@ -120,6 +122,9 @@ static DEFINE_SPINLOCK(ssp3_lock);
static DEFINE_SPINLOCK(ssp4_lock);
static const char *ssp_parent_names[] = {"pll1_96", "pll1_48", "pll1_24", "pll1_12"};
static DEFINE_SPINLOCK(timer_lock);
static const char *timer_parent_names[] = {"pll1_48", "clk32", "pll1_96", "pll1_192"};
static DEFINE_SPINLOCK(reset_lock);
static struct mmp_param_mux_clk apbc_mux_clks[] = {
@ -131,6 +136,7 @@ static struct mmp_param_mux_clk apbc_mux_clks[] = {
{0, "ssp2_mux", ssp_parent_names, ARRAY_SIZE(ssp_parent_names), CLK_SET_RATE_PARENT, APBC_SSP2, 4, 3, 0, &ssp2_lock},
{0, "ssp3_mux", ssp_parent_names, ARRAY_SIZE(ssp_parent_names), CLK_SET_RATE_PARENT, APBC_SSP3, 4, 3, 0, &ssp3_lock},
{0, "ssp4_mux", ssp_parent_names, ARRAY_SIZE(ssp_parent_names), CLK_SET_RATE_PARENT, APBC_SSP4, 4, 3, 0, &ssp4_lock},
{0, "timer_mux", timer_parent_names, ARRAY_SIZE(timer_parent_names), CLK_SET_RATE_PARENT, APBC_TIMER, 4, 3, 0, &timer_lock},
};
static struct mmp_param_gate_clk apbc_gate_clks[] = {
@ -152,6 +158,7 @@ static struct mmp_param_gate_clk apbc_gate_clks[] = {
{PXA168_CLK_SSP2, "ssp2_clk", "ssp2_mux", CLK_SET_RATE_PARENT, APBC_SSP2, 0x3, 0x3, 0x0, 0, &ssp2_lock},
{PXA168_CLK_SSP3, "ssp3_clk", "ssp3_mux", CLK_SET_RATE_PARENT, APBC_SSP3, 0x3, 0x3, 0x0, 0, &ssp3_lock},
{PXA168_CLK_SSP4, "ssp4_clk", "ssp4_mux", CLK_SET_RATE_PARENT, APBC_SSP4, 0x3, 0x3, 0x0, 0, &ssp4_lock},
{PXA168_CLK_TIMER, "timer_clk", "timer_mux", CLK_SET_RATE_PARENT, APBC_TIMER, 0x3, 0x3, 0x0, 0, &timer_lock},
};
static void pxa168_apb_periph_clk_init(struct pxa168_clk_unit *pxa_unit)

11
drivers/clk/mmp/clk-of-pxa910.c
View File

@ -35,6 +35,8 @@
#define APBC_SSP0 0x1c
#define APBC_SSP1 0x20
#define APBC_SSP2 0x4c
#define APBC_TIMER0 0x30
#define APBC_TIMER1 0x44
#define APBCP_TWSI1 0x28
#define APBCP_UART2 0x1c
#define APMU_SDH0 0x54
@ -70,6 +72,7 @@ static struct mmp_param_fixed_factor_clk fixed_factor_clks[] = {
{PXA910_CLK_PLL1_24, "pll1_24", "pll1_12", 1, 2, 0},
{PXA910_CLK_PLL1_48, "pll1_48", "pll1_24", 1, 2, 0},
{PXA910_CLK_PLL1_96, "pll1_96", "pll1_48", 1, 2, 0},
{PXA910_CLK_PLL1_192, "pll1_192", "pll1_96", 1, 2, 0},
{PXA910_CLK_PLL1_13, "pll1_13", "pll1", 1, 13, 0},
{PXA910_CLK_PLL1_13_1_5, "pll1_13_1_5", "pll1_13", 2, 3, 0},
{PXA910_CLK_PLL1_2_1_5, "pll1_2_1_5", "pll1_2", 2, 3, 0},
@ -116,6 +119,10 @@ static DEFINE_SPINLOCK(ssp0_lock);
static DEFINE_SPINLOCK(ssp1_lock);
static const char *ssp_parent_names[] = {"pll1_96", "pll1_48", "pll1_24", "pll1_12"};
static DEFINE_SPINLOCK(timer0_lock);
static DEFINE_SPINLOCK(timer1_lock);
static const char *timer_parent_names[] = {"pll1_48", "clk32", "pll1_96"};
static DEFINE_SPINLOCK(reset_lock);
static struct mmp_param_mux_clk apbc_mux_clks[] = {
@ -123,6 +130,8 @@ static struct mmp_param_mux_clk apbc_mux_clks[] = {
{0, "uart1_mux", uart_parent_names, ARRAY_SIZE(uart_parent_names), CLK_SET_RATE_PARENT, APBC_UART1, 4, 3, 0, &uart1_lock},
{0, "ssp0_mux", ssp_parent_names, ARRAY_SIZE(ssp_parent_names), CLK_SET_RATE_PARENT, APBC_SSP0, 4, 3, 0, &ssp0_lock},
{0, "ssp1_mux", ssp_parent_names, ARRAY_SIZE(ssp_parent_names), CLK_SET_RATE_PARENT, APBC_SSP1, 4, 3, 0, &ssp1_lock},
{0, "timer0_mux", timer_parent_names, ARRAY_SIZE(timer_parent_names), CLK_SET_RATE_PARENT, APBC_TIMER0, 4, 3, 0, &timer0_lock},
{0, "timer1_mux", timer_parent_names, ARRAY_SIZE(timer_parent_names), CLK_SET_RATE_PARENT, APBC_TIMER1, 4, 3, 0, &timer1_lock},
};
static struct mmp_param_mux_clk apbcp_mux_clks[] = {
@ -143,6 +152,8 @@ static struct mmp_param_gate_clk apbc_gate_clks[] = {
{PXA910_CLK_UART1, "uart1_clk", "uart1_mux", CLK_SET_RATE_PARENT, APBC_UART1, 0x3, 0x3, 0x0, 0, &uart1_lock},
{PXA910_CLK_SSP0, "ssp0_clk", "ssp0_mux", CLK_SET_RATE_PARENT, APBC_SSP0, 0x3, 0x3, 0x0, 0, &ssp0_lock},
{PXA910_CLK_SSP1, "ssp1_clk", "ssp1_mux", CLK_SET_RATE_PARENT, APBC_SSP1, 0x3, 0x3, 0x0, 0, &ssp1_lock},
{PXA910_CLK_TIMER0, "timer0_clk", "timer0_mux", CLK_SET_RATE_PARENT, APBC_TIMER0, 0x3, 0x3, 0x0, 0, &timer0_lock},
{PXA910_CLK_TIMER1, "timer1_clk", "timer1_mux", CLK_SET_RATE_PARENT, APBC_TIMER1, 0x3, 0x3, 0x0, 0, &timer1_lock},
};
static struct mmp_param_gate_clk apbcp_gate_clks[] = {

1
include/dt-bindings/clock/marvell,mmp2.h
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@ -48,6 +48,7 @@
#define MMP2_CLK_SSP1 78
#define MMP2_CLK_SSP2 79
#define MMP2_CLK_SSP3 80
#define MMP2_CLK_TIMER 81
/* axi periphrals */
#define MMP2_CLK_SDH0 101

2
include/dt-bindings/clock/marvell,pxa168.h
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@ -18,6 +18,7 @@
#define PXA168_CLK_PLL1_13_1_5 18
#define PXA168_CLK_PLL1_2_1_5 19
#define PXA168_CLK_PLL1_3_16 20
#define PXA168_CLK_PLL1_192 21
#define PXA168_CLK_UART_PLL 27
#define PXA168_CLK_USB_PLL 28
@ -41,6 +42,7 @@
#define PXA168_CLK_SSP2 76
#define PXA168_CLK_SSP3 77
#define PXA168_CLK_SSP4 78
#define PXA168_CLK_TIMER 79
/* axi periphrals */
#define PXA168_CLK_DFC 100

3
include/dt-bindings/clock/marvell,pxa910.h
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@ -18,6 +18,7 @@
#define PXA910_CLK_PLL1_13_1_5 18
#define PXA910_CLK_PLL1_2_1_5 19
#define PXA910_CLK_PLL1_3_16 20
#define PXA910_CLK_PLL1_192 21
#define PXA910_CLK_UART_PLL 27
#define PXA910_CLK_USB_PLL 28
@ -38,6 +39,8 @@
#define PXA910_CLK_UART2 73
#define PXA910_CLK_SSP0 74
#define PXA910_CLK_SSP1 75
#define PXA910_CLK_TIMER0 76
#define PXA910_CLK_TIMER1 77
/* axi periphrals */
#define PXA910_CLK_DFC 100