[PATCH 1/2] ARM: PL022 SSP platform data for the RealViews
From: Linus Walleij <hidden>
Date: 2010-07-13 22:44:15
Also in:
linux-spi
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
This adds platform data for the PL022 to the ARM RealView reference designs, adds the necessary clock definition and fixes a badly defined IRQ line on the PB1176. Signed-off-by: Linus Walleij <redacted> --- This replaces the earlier patch that would only add the platform data to the PB1176. --- arch/arm/mach-realview/core.c | 3 +++ arch/arm/mach-realview/include/mach/irqs-pb1176.h | 2 +- arch/arm/mach-realview/realview_eb.c | 9 ++++++++- arch/arm/mach-realview/realview_pb1176.c | 11 +++++++++-- arch/arm/mach-realview/realview_pb11mp.c | 9 ++++++++- arch/arm/mach-realview/realview_pba8.c | 9 ++++++++- arch/arm/mach-realview/realview_pbx.c | 9 ++++++++- 7 files changed, 45 insertions(+), 7 deletions(-)
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index 4b3d2fd..e8aaeef 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c@@ -348,6 +348,9 @@ static struct clk_lookup lookups[] = { }, { /* PB:CLCD */ .dev_id = "issp:clcd", .clk = &oscvco_clk, + }, { /* SSP */ + .dev_id = "dev:ssp0", + .clk = &ref24_clk, } };
diff --git a/arch/arm/mach-realview/include/mach/irqs-pb1176.h b/arch/arm/mach-realview/include/mach/irqs-pb1176.h
index 830055b..5c3c625 100644
--- a/arch/arm/mach-realview/include/mach/irqs-pb1176.h
+++ b/arch/arm/mach-realview/include/mach/irqs-pb1176.h@@ -40,6 +40,7 @@ #define IRQ_DC1176_L2CC (IRQ_DC1176_GIC_START + 13) #define IRQ_DC1176_RTC (IRQ_DC1176_GIC_START + 14) #define IRQ_DC1176_CLCD (IRQ_DC1176_GIC_START + 15) /* CLCD controller */ +#define IRQ_DC1176_SSP (IRQ_DC1176_GIC_START + 17) /* SSP port */ #define IRQ_DC1176_UART0 (IRQ_DC1176_GIC_START + 18) /* UART 0 on development chip */ #define IRQ_DC1176_UART1 (IRQ_DC1176_GIC_START + 19) /* UART 1 on development chip */ #define IRQ_DC1176_UART2 (IRQ_DC1176_GIC_START + 20) /* UART 2 on development chip */
@@ -73,7 +74,6 @@ #define IRQ_PB1176_RTC (IRQ_PB1176_GIC_START + 25) /* Real Time Clock */ #define IRQ_PB1176_GPIO0 -1 -#define IRQ_PB1176_SSP -1 #define IRQ_PB1176_SCTL -1 #define NR_GIC_PB1176 2
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index 4425018..b450075 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c@@ -25,6 +25,7 @@ #include <linux/amba/bus.h> #include <linux/amba/pl061.h> #include <linux/amba/mmci.h> +#include <linux/amba/pl022.h> #include <linux/io.h> #include <mach/hardware.h>
@@ -129,6 +130,12 @@ static struct pl061_platform_data gpio2_plat_data = { .irq_base = -1, }; +static struct pl022_ssp_controller ssp0_plat_data = { + .bus_id = 0, + .enable_dma = 0, + .num_chipselect = 1, +}; + /* * RealView EB AMBA devices */
@@ -213,7 +220,7 @@ AMBA_DEVICE(sci0, "dev:sci0", SCI, NULL); AMBA_DEVICE(uart0, "dev:uart0", EB_UART0, NULL); AMBA_DEVICE(uart1, "dev:uart1", EB_UART1, NULL); AMBA_DEVICE(uart2, "dev:uart2", EB_UART2, NULL); -AMBA_DEVICE(ssp0, "dev:ssp0", EB_SSP, NULL); +AMBA_DEVICE(ssp0, "dev:ssp0", EB_SSP, &ssp0_plat_data); static struct amba_device *amba_devs[] __initdata = { &dmac_device,
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c
index 9f02350..1766deb 100644
--- a/arch/arm/mach-realview/realview_pb1176.c
+++ b/arch/arm/mach-realview/realview_pb1176.c@@ -25,6 +25,7 @@ #include <linux/amba/bus.h> #include <linux/amba/pl061.h> #include <linux/amba/mmci.h> +#include <linux/amba/pl022.h> #include <linux/io.h> #include <mach/hardware.h>
@@ -123,6 +124,12 @@ static struct pl061_platform_data gpio2_plat_data = { .irq_base = -1, }; +static struct pl022_ssp_controller ssp0_plat_data = { + .bus_id = 0, + .enable_dma = 0, + .num_chipselect = 1, +}; + /* * RealView PB1176 AMBA devices */
@@ -166,7 +173,7 @@ static struct pl061_platform_data gpio2_plat_data = { #define PB1176_UART3_DMA { 0x86, 0x87 } #define PB1176_UART4_IRQ { IRQ_PB1176_UART4, NO_IRQ } #define PB1176_UART4_DMA { 0, 0 } -#define PB1176_SSP_IRQ { IRQ_PB1176_SSP, NO_IRQ } +#define PB1176_SSP_IRQ { IRQ_DC1176_SSP, NO_IRQ } #define PB1176_SSP_DMA { 9, 8 } /* FPGA Primecells */
@@ -189,7 +196,7 @@ AMBA_DEVICE(uart0, "dev:uart0", PB1176_UART0, NULL); AMBA_DEVICE(uart1, "dev:uart1", PB1176_UART1, NULL); AMBA_DEVICE(uart2, "dev:uart2", PB1176_UART2, NULL); AMBA_DEVICE(uart3, "dev:uart3", PB1176_UART3, NULL); -AMBA_DEVICE(ssp0, "dev:ssp0", PB1176_SSP, NULL); +AMBA_DEVICE(ssp0, "dev:ssp0", PB1176_SSP, &ssp0_plat_data); AMBA_DEVICE(clcd, "dev:clcd", PB1176_CLCD, &clcd_plat_data); static struct amba_device *amba_devs[] __initdata = {
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c
index 0e07a5c..d591bc0 100644
--- a/arch/arm/mach-realview/realview_pb11mp.c
+++ b/arch/arm/mach-realview/realview_pb11mp.c@@ -25,6 +25,7 @@ #include <linux/amba/bus.h> #include <linux/amba/pl061.h> #include <linux/amba/mmci.h> +#include <linux/amba/pl022.h> #include <linux/io.h> #include <mach/hardware.h>
@@ -124,6 +125,12 @@ static struct pl061_platform_data gpio2_plat_data = { .irq_base = -1, }; +static struct pl022_ssp_controller ssp0_plat_data = { + .bus_id = 0, + .enable_dma = 0, + .num_chipselect = 1, +}; + /* * RealView PB11MPCore AMBA devices */
@@ -190,7 +197,7 @@ AMBA_DEVICE(sci0, "dev:sci0", SCI, NULL); AMBA_DEVICE(uart0, "dev:uart0", PB11MP_UART0, NULL); AMBA_DEVICE(uart1, "dev:uart1", PB11MP_UART1, NULL); AMBA_DEVICE(uart2, "dev:uart2", PB11MP_UART2, NULL); -AMBA_DEVICE(ssp0, "dev:ssp0", PB11MP_SSP, NULL); +AMBA_DEVICE(ssp0, "dev:ssp0", PB11MP_SSP, &ssp0_plat_data); /* Primecells on the NEC ISSP chip */ AMBA_DEVICE(clcd, "issp:clcd", PB11MP_CLCD, &clcd_plat_data);
diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c
index ac2f06f..6c37621 100644
--- a/arch/arm/mach-realview/realview_pba8.c
+++ b/arch/arm/mach-realview/realview_pba8.c@@ -25,6 +25,7 @@ #include <linux/amba/bus.h> #include <linux/amba/pl061.h> #include <linux/amba/mmci.h> +#include <linux/amba/pl022.h> #include <linux/io.h> #include <asm/irq.h>
@@ -114,6 +115,12 @@ static struct pl061_platform_data gpio2_plat_data = { .irq_base = -1, }; +static struct pl022_ssp_controller ssp0_plat_data = { + .bus_id = 0, + .enable_dma = 0, + .num_chipselect = 1, +}; + /* * RealView PBA8Core AMBA devices */
@@ -180,7 +187,7 @@ AMBA_DEVICE(sci0, "dev:sci0", SCI, NULL); AMBA_DEVICE(uart0, "dev:uart0", PBA8_UART0, NULL); AMBA_DEVICE(uart1, "dev:uart1", PBA8_UART1, NULL); AMBA_DEVICE(uart2, "dev:uart2", PBA8_UART2, NULL); -AMBA_DEVICE(ssp0, "dev:ssp0", PBA8_SSP, NULL); +AMBA_DEVICE(ssp0, "dev:ssp0", PBA8_SSP, &ssp0_plat_data); /* Primecells on the NEC ISSP chip */ AMBA_DEVICE(clcd, "issp:clcd", PBA8_CLCD, &clcd_plat_data);
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c
index 08fd683..9428eff 100644
--- a/arch/arm/mach-realview/realview_pbx.c
+++ b/arch/arm/mach-realview/realview_pbx.c@@ -24,6 +24,7 @@ #include <linux/amba/bus.h> #include <linux/amba/pl061.h> #include <linux/amba/mmci.h> +#include <linux/amba/pl022.h> #include <linux/io.h> #include <asm/irq.h>
@@ -136,6 +137,12 @@ static struct pl061_platform_data gpio2_plat_data = { .irq_base = -1, }; +static struct pl022_ssp_controller ssp0_plat_data = { + .bus_id = 0, + .enable_dma = 0, + .num_chipselect = 1, +}; + /* * RealView PBXCore AMBA devices */
@@ -202,7 +209,7 @@ AMBA_DEVICE(sci0, "dev:sci0", SCI, NULL); AMBA_DEVICE(uart0, "dev:uart0", PBX_UART0, NULL); AMBA_DEVICE(uart1, "dev:uart1", PBX_UART1, NULL); AMBA_DEVICE(uart2, "dev:uart2", PBX_UART2, NULL); -AMBA_DEVICE(ssp0, "dev:ssp0", PBX_SSP, NULL); +AMBA_DEVICE(ssp0, "dev:ssp0", PBX_SSP, &ssp0_plat_data); /* Primecells on the NEC ISSP chip */ AMBA_DEVICE(clcd, "issp:clcd", PBX_CLCD, &clcd_plat_data);
--
1.7.1