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authorHaojian Zhuang <haojian.zhuang@gmail.com>2010-03-19 18:53:17 +0300
committerEric Miao <eric.y.miao@gmail.com>2010-05-11 19:24:59 +0400
commit7e4992288e55f1e15f7498ead618b3943f5cfd3f (patch)
tree8829b926b51c8677574a5a3ce774ca8725b76ff7 /arch
parent004690f05244e1a41824cda7dc4feb7804964dc6 (diff)
downloadlinux-7e4992288e55f1e15f7498ead618b3943f5cfd3f.tar.xz
[ARM] mmp: support ssp in pxa168
Support ssp devices in PXA168. PXA168 could reuse the code of PXA SSP. Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-mmp/include/mach/irqs.h10
-rw-r--r--arch/arm/mach-mmp/include/mach/pxa168.h21
-rw-r--r--arch/arm/mach-mmp/include/mach/regs-apbc.h10
-rw-r--r--arch/arm/mach-mmp/pxa168.c15
-rw-r--r--arch/arm/plat-pxa/include/plat/ssp.h1
-rw-r--r--arch/arm/plat-pxa/ssp.c1
6 files changed, 48 insertions, 10 deletions
diff --git a/arch/arm/mach-mmp/include/mach/irqs.h b/arch/arm/mach-mmp/include/mach/irqs.h
index 02701196ea03..b379cdec4d38 100644
--- a/arch/arm/mach-mmp/include/mach/irqs.h
+++ b/arch/arm/mach-mmp/include/mach/irqs.h
@@ -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
diff --git a/arch/arm/mach-mmp/include/mach/pxa168.h b/arch/arm/mach-mmp/include/mach/pxa168.h
index 3ad612cbdf09..3b2bd5d5eb05 100644
--- a/arch/arm/mach-mmp/include/mach/pxa168.h
+++ b/arch/arm/mach-mmp/include/mach/pxa168.h
@@ -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));
diff --git a/arch/arm/mach-mmp/include/mach/regs-apbc.h b/arch/arm/mach-mmp/include/mach/regs-apbc.h
index 712af03fd1af..1a96585336ba 100644
--- a/arch/arm/mach-mmp/include/mach/regs-apbc.h
+++ b/arch/arm/mach-mmp/include/mach/regs-apbc.h
@@ -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
diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c
index 1873c821df90..652ae660634c 100644
--- a/arch/arm/mach-mmp/pxa168.c
+++ b/arch/arm/mach-mmp/pxa168.c
@@ -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);
diff --git a/arch/arm/plat-pxa/include/plat/ssp.h b/arch/arm/plat-pxa/include/plat/ssp.h
index 74f70c7cc4f0..d16d79a3a48a 100644
--- a/arch/arm/plat-pxa/include/plat/ssp.h
+++ b/arch/arm/plat-pxa/include/plat/ssp.h
@@ -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 {
diff --git a/arch/arm/plat-pxa/ssp.c b/arch/arm/plat-pxa/ssp.c
index 5fe230178f0a..cfebcd836f3e 100644
--- a/arch/arm/plat-pxa/ssp.c
+++ b/arch/arm/plat-pxa/ssp.c
@@ -192,6 +192,7 @@ static const struct platform_device_id ssp_id_table[] = {
{ "pxa25x-ssp", PXA25x_SSP },
{ "pxa25x-nssp", PXA25x_NSSP },
{ "pxa27x-ssp", PXA27x_SSP },
+ { "pxa168-ssp", PXA168_SSP },
{ },
};
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-15 17:15:29 +0300