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-rw-r--r--arch/arm/mach-ux500/board-mop500.c44
1 files changed, 31 insertions, 13 deletions
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index 0e8fd135a57d..fcb587f825cc 100644
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -28,8 +28,10 @@
#include <mach/hardware.h>
#include <mach/setup.h>
#include <mach/devices.h>
+#include <mach/irqs.h>
#include "pins-db8500.h"
+#include "board-mop500.h"
static pin_cfg_t mop500_pins[] = {
/* SSP0 */
@@ -55,19 +57,13 @@ static void ab4500_spi_cs_control(u32 command)
}
struct pl022_config_chip ab4500_chip_info = {
- .lbm = LOOPBACK_DISABLED,
.com_mode = INTERRUPT_TRANSFER,
.iface = SSP_INTERFACE_MOTOROLA_SPI,
/* we can act as master only */
.hierarchy = SSP_MASTER,
.slave_tx_disable = 0,
- .endian_rx = SSP_RX_MSB,
- .endian_tx = SSP_TX_MSB,
- .data_size = SSP_DATA_BITS_24,
.rx_lev_trig = SSP_RX_1_OR_MORE_ELEM,
.tx_lev_trig = SSP_TX_1_OR_MORE_EMPTY_LOC,
- .clk_phase = SSP_CLK_SECOND_EDGE,
- .clk_pol = SSP_CLK_POL_IDLE_HIGH,
.cs_control = ab4500_spi_cs_control,
};
@@ -75,15 +71,33 @@ static struct ab8500_platform_data ab8500_platdata = {
.irq_base = MOP500_AB8500_IRQ_BASE,
};
-static struct spi_board_info u8500_spi_devices[] = {
+static struct resource ab8500_resources[] = {
+ [0] = {
+ .start = IRQ_AB8500,
+ .end = IRQ_AB8500,
+ .flags = IORESOURCE_IRQ
+ }
+};
+
+struct platform_device ab8500_device = {
+ .name = "ab8500-i2c",
+ .id = 0,
+ .dev = {
+ .platform_data = &ab8500_platdata,
+ },
+ .num_resources = 1,
+ .resource = ab8500_resources,
+};
+
+static struct spi_board_info ab8500_spi_devices[] = {
{
- .modalias = "ab8500",
+ .modalias = "ab8500-spi",
.controller_data = &ab4500_chip_info,
.platform_data = &ab8500_platdata,
.max_speed_hz = 12000000,
.bus_num = 0,
.chip_select = 0,
- .mode = SPI_MODE_0,
+ .mode = SPI_MODE_3,
.irq = IRQ_DB8500_AB8500,
},
};
@@ -163,14 +177,18 @@ static void __init u8500_init_machine(void)
platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));
- spi_register_board_info(u8500_spi_devices,
- ARRAY_SIZE(u8500_spi_devices));
+ mop500_sdi_init();
+
+ /* If HW is early drop (ED) or V1.0 then use SPI to access AB8500 */
+ if (cpu_is_u8500ed() || cpu_is_u8500v10())
+ spi_register_board_info(ab8500_spi_devices,
+ ARRAY_SIZE(ab8500_spi_devices));
+ else /* If HW is v.1.1 or later use I2C to access AB8500 */
+ platform_device_register(&ab8500_device);
}
MACHINE_START(U8500, "ST-Ericsson MOP500 platform")
/* Maintainer: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> */
- .phys_io = U8500_UART2_BASE,
- .io_pg_offst = (IO_ADDRESS(U8500_UART2_BASE) >> 18) & 0xfffc,
.boot_params = 0x100,
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
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