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Commit 7e499228 authored by Haojian Zhuang's avatar Haojian Zhuang Committed by Eric Miao
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[ARM] mmp: support ssp in pxa168



Support ssp devices in PXA168. PXA168 could reuse the code of PXA SSP.

Signed-off-by: default avatarHaojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent 004690f0
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+5 −5
Original line number Diff line number Diff line
@@ -5,10 +5,10 @@
 * Interrupt numbers for PXA168
 */
#define IRQ_PXA168_NONE			(-1)
#define IRQ_PXA168_SSP3			0
#define IRQ_PXA168_SSP2			1
#define IRQ_PXA168_SSP1			2
#define IRQ_PXA168_SSP0			3
#define IRQ_PXA168_SSP4			0
#define IRQ_PXA168_SSP3			1
#define IRQ_PXA168_SSP2			2
#define IRQ_PXA168_SSP1			3
#define IRQ_PXA168_PMIC_INT		4
#define IRQ_PXA168_RTC_INT		5
#define IRQ_PXA168_RTC_ALARM		6
@@ -20,7 +20,7 @@
#define IRQ_PXA168_TIMER2		14
#define IRQ_PXA168_TIMER3		15
#define IRQ_PXA168_CMU			16
#define IRQ_PXA168_SSP4			17
#define IRQ_PXA168_SSP5			17
#define IRQ_PXA168_MSP_WAKEUP		19
#define IRQ_PXA168_CF_WAKEUP		20
#define IRQ_PXA168_XD_WAKEUP		21
+21 −0
Original line number Diff line number Diff line
@@ -14,6 +14,11 @@ extern struct pxa_device_desc pxa168_device_pwm1;
extern struct pxa_device_desc pxa168_device_pwm2;
extern struct pxa_device_desc pxa168_device_pwm3;
extern struct pxa_device_desc pxa168_device_pwm4;
extern struct pxa_device_desc pxa168_device_ssp1;
extern struct pxa_device_desc pxa168_device_ssp2;
extern struct pxa_device_desc pxa168_device_ssp3;
extern struct pxa_device_desc pxa168_device_ssp4;
extern struct pxa_device_desc pxa168_device_ssp5;
extern struct pxa_device_desc pxa168_device_nand;

static inline int pxa168_add_uart(int id)
@@ -67,6 +72,22 @@ static inline int pxa168_add_pwm(int id)
	return pxa_register_device(d, NULL, 0);
}

static inline int pxa168_add_ssp(int id)
{
	struct pxa_device_desc *d = NULL;

	switch (id) {
	case 1: d = &pxa168_device_ssp1; break;
	case 2: d = &pxa168_device_ssp2; break;
	case 3: d = &pxa168_device_ssp3; break;
	case 4: d = &pxa168_device_ssp4; break;
	case 5: d = &pxa168_device_ssp5; break;
	default:
		return -EINVAL;
	}
	return pxa_register_device(d, NULL, 0);
}

static inline int pxa168_add_nand(struct pxa3xx_nand_platform_data *info)
{
	return pxa_register_device(&pxa168_device_nand, info, sizeof(*info));
+5 −5
Original line number Diff line number Diff line
@@ -26,8 +26,6 @@
#define APBC_PXA168_PWM2	APBC_REG(0x010)
#define APBC_PXA168_PWM3	APBC_REG(0x014)
#define APBC_PXA168_PWM4	APBC_REG(0x018)
#define APBC_PXA168_SSP1	APBC_REG(0x01c)
#define APBC_PXA168_SSP2	APBC_REG(0x020)
#define APBC_PXA168_RTC		APBC_REG(0x028)
#define APBC_PXA168_TWSI0	APBC_REG(0x02c)
#define APBC_PXA168_KPC		APBC_REG(0x030)
@@ -35,14 +33,16 @@
#define APBC_PXA168_AIB		APBC_REG(0x03c)
#define APBC_PXA168_SW_JTAG	APBC_REG(0x040)
#define APBC_PXA168_ONEWIRE	APBC_REG(0x048)
#define APBC_PXA168_SSP3	APBC_REG(0x04c)
#define APBC_PXA168_ASFAR	APBC_REG(0x050)
#define APBC_PXA168_ASSAR	APBC_REG(0x054)
#define APBC_PXA168_SSP4	APBC_REG(0x058)
#define APBC_PXA168_SSP5	APBC_REG(0x05c)
#define APBC_PXA168_TWSI1	APBC_REG(0x06c)
#define APBC_PXA168_UART3	APBC_REG(0x070)
#define APBC_PXA168_AC97	APBC_REG(0x084)
#define APBC_PXA168_SSP1	APBC_REG(0x81c)
#define APBC_PXA168_SSP2	APBC_REG(0x820)
#define APBC_PXA168_SSP3	APBC_REG(0x84c)
#define APBC_PXA168_SSP4	APBC_REG(0x858)
#define APBC_PXA168_SSP5	APBC_REG(0x85c)

/*
 * APB Clock register offsets for PXA910
+15 −0
Original line number Diff line number Diff line
@@ -72,6 +72,11 @@ static APBC_CLK(pwm1, PXA168_PWM1, 1, 13000000);
static APBC_CLK(pwm2, PXA168_PWM2, 1, 13000000);
static APBC_CLK(pwm3, PXA168_PWM3, 1, 13000000);
static APBC_CLK(pwm4, PXA168_PWM4, 1, 13000000);
static APBC_CLK(ssp1, PXA168_SSP1, 4, 0);
static APBC_CLK(ssp2, PXA168_SSP2, 4, 0);
static APBC_CLK(ssp3, PXA168_SSP3, 4, 0);
static APBC_CLK(ssp4, PXA168_SSP4, 4, 0);
static APBC_CLK(ssp5, PXA168_SSP5, 4, 0);

static APMU_CLK(nand, NAND, 0x01db, 208000000);

@@ -85,6 +90,11 @@ static struct clk_lookup pxa168_clkregs[] = {
	INIT_CLKREG(&clk_pwm2, "pxa168-pwm.1", NULL),
	INIT_CLKREG(&clk_pwm3, "pxa168-pwm.2", NULL),
	INIT_CLKREG(&clk_pwm4, "pxa168-pwm.3", NULL),
	INIT_CLKREG(&clk_ssp1, "pxa168-ssp.0", NULL),
	INIT_CLKREG(&clk_ssp2, "pxa168-ssp.1", NULL),
	INIT_CLKREG(&clk_ssp3, "pxa168-ssp.2", NULL),
	INIT_CLKREG(&clk_ssp4, "pxa168-ssp.3", NULL),
	INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL),
	INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL),
};

@@ -132,3 +142,8 @@ PXA168_DEVICE(pwm2, "pxa168-pwm", 1, NONE, 0xd401a400, 0x10);
PXA168_DEVICE(pwm3, "pxa168-pwm", 2, NONE, 0xd401a800, 0x10);
PXA168_DEVICE(pwm4, "pxa168-pwm", 3, NONE, 0xd401ac00, 0x10);
PXA168_DEVICE(nand, "pxa3xx-nand", -1, NAND, 0xd4283000, 0x80, 97, 99);
PXA168_DEVICE(ssp1, "pxa168-ssp", 0, SSP1, 0xd401b000, 0x40, 52, 53);
PXA168_DEVICE(ssp2, "pxa168-ssp", 1, SSP2, 0xd401c000, 0x40, 54, 55);
PXA168_DEVICE(ssp3, "pxa168-ssp", 2, SSP3, 0xd401f000, 0x40, 56, 57);
PXA168_DEVICE(ssp4, "pxa168-ssp", 3, SSP4, 0xd4020000, 0x40, 58, 59);
PXA168_DEVICE(ssp5, "pxa168-ssp", 4, SSP5, 0xd4021000, 0x40, 60, 61);
+1 −0
Original line number Diff line number Diff line
@@ -138,6 +138,7 @@ enum pxa_ssp_type {
	PXA25x_SSP,  /* pxa 210, 250, 255, 26x */
	PXA25x_NSSP, /* pxa 255, 26x (including ASSP) */
	PXA27x_SSP,
	PXA168_SSP,
};

struct ssp_device {
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