@@ -23,6 +23,7 @@
#include <mach/irqs.h>
#include <mach/cp_intc.h>
#include <mach/da8xx.h>
+#include <mach/asp.h>
#define DA830_EVM_PHY_MASK 0x0
#define DA830_EVM_MDIO_FREQUENCY 2200000 /* PHY bus frequency */
@@ -51,6 +52,25 @@ static struct davinci_uart_config da830_evm_uart_config __initdata = {
.enabled_uarts = 0x7,
};
+static u8 da830_iis_serializer_direction[] = {
+ RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
+ INACTIVE_MODE, TX_MODE, INACTIVE_MODE, INACTIVE_MODE,
+ INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
+};
+
+static struct snd_platform_data da830_evm_snd_data = {
+ .tx_dma_offset = 0x2000,
+ .rx_dma_offset = 0x2000,
+ .op_mode = DAVINCI_MCASP_IIS_MODE,
+ .num_serializer = ARRAY_SIZE(da830_iis_serializer_direction),
+ .tdm_slots = 2,
+ .serial_dir = da830_iis_serializer_direction,
+ .eventq_no = EVENTQ_0,
+ .version = MCASP_VERSION_2,
+ .txnumevt = 1,
+ .rxnumevt = 1,
+};
+
static __init void da830_evm_init(void)
{
struct davinci_soc_info *soc_info = &davinci_soc_info;
@@ -93,6 +113,8 @@ static __init void da830_evm_init(void)
davinci_serial_init(&da830_evm_uart_config);
i2c_register_board_info(1, da830_evm_i2c_devices,
ARRAY_SIZE(da830_evm_i2c_devices));
+
+ da830_init_mcasp1(&da830_evm_snd_data);
}
#ifdef CONFIG_SERIAL_8250_CONSOLE
@@ -23,6 +23,7 @@
#include <mach/common.h>
#include <mach/time.h>
#include <mach/da8xx.h>
+#include <mach/asp.h>
#include "clock.h"
#include "mux.h"
@@ -411,9 +412,9 @@ static struct davinci_clk da830_clks[] = {
CLK("eqep.0", NULL, &eqep0_clk),
CLK("eqep.1", NULL, &eqep1_clk),
CLK("da830_lcdc", NULL, &lcdc_clk),
- CLK("soc-audio.0", NULL, &mcasp0_clk),
- CLK("soc-audio.1", NULL, &mcasp1_clk),
- CLK("soc-audio.2", NULL, &mcasp2_clk),
+ CLK("davinci-mcasp.0", NULL, &mcasp0_clk),
+ CLK("davinci-mcasp.1", NULL, &mcasp1_clk),
+ CLK("davinci-mcasp.2", NULL, &mcasp2_clk),
CLK("musb_hdrc", NULL, &usb20_clk),
CLK(NULL, "aemif", &aemif_clk),
CLK(NULL, "aintc", &aintc_clk),
@@ -1198,6 +1199,47 @@ static struct davinci_soc_info davinci_soc_info_da830 = {
.emac_pdata = &da8xx_emac_pdata,
};
+static struct resource da830_mcasp1_resources[] = {
+ {
+ .name = "mcasp1",
+ .start = DAVINCI_DA830_MCASP1_REG_BASE,
+ .end = DAVINCI_DA830_MCASP1_REG_BASE + (SZ_1K * 12) - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ /* TX event */
+ {
+ .start = DAVINCI_DA830_DMA_MCASP1_AXEVT,
+ .end = DAVINCI_DA830_DMA_MCASP1_AXEVT,
+ .flags = IORESOURCE_DMA,
+ },
+ /* RX event */
+ {
+ .start = DAVINCI_DA830_DMA_MCASP1_AREVT,
+ .end = DAVINCI_DA830_DMA_MCASP1_AREVT,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+static struct platform_device da830_mcasp1_device = {
+ .name = "davinci-mcasp",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(da830_mcasp1_resources),
+ .resource = da830_mcasp1_resources,
+};
+
+void __init da830_init_mcasp1(struct snd_platform_data *pdata)
+{
+ int ret;
+
+ ret = da8xx_pinmux_setup(da830_mcasp1_pins);
+ if (ret)
+ pr_warning("da830_evm_init: mcasp1 mux setup failed: %d\n",
+ ret);
+
+ da830_mcasp1_device.dev.platform_data = pdata;
+ platform_device_register(&da830_mcasp1_device);
+}
+
void __init da830_init(void)
{
davinci_common_init(&davinci_soc_info_da830);
@@ -15,6 +15,9 @@
#define DAVINCI_DM646X_MCASP0_REG_BASE 0x01D01000
#define DAVINCI_DM646X_MCASP1_REG_BASE 0x01D01800
+/* Bases of da830 register banks */
+#define DAVINCI_DA830_MCASP1_REG_BASE 0x01D04000
+
/* EDMA channels of dm644x and dm355 */
#define DAVINCI_DMA_ASP0_TX 2
#define DAVINCI_DMA_ASP0_RX 3
@@ -26,6 +29,10 @@
#define DAVINCI_DM646X_DMA_MCASP0_AREVT0 9
#define DAVINCI_DM646X_DMA_MCASP1_AXEVT1 12
+/* EDMA channels of da830 */
+#define DAVINCI_DA830_DMA_MCASP1_AREVT 2
+#define DAVINCI_DA830_DMA_MCASP1_AXEVT 3
+
/* Interrupts */
#define DAVINCI_ASP0_RX_INT IRQ_MBRINT
#define DAVINCI_ASP0_TX_INT IRQ_MBXINT
@@ -43,6 +50,14 @@ struct snd_platform_data {
u8 op_mode;
u8 num_serializer;
u8 *serial_dir;
+ u8 version;
+ u8 txnumevt;
+ u8 rxnumevt;
+};
+
+enum {
+ MCASP_VERSION_1 = 0, /* DM646x */
+ MCASP_VERSION_2, /* DA8xx/OMAPL1x */
};
#define INACTIVE_MODE 0
@@ -15,6 +15,7 @@
#include <mach/edma.h>
#include <mach/i2c.h>
#include <mach/emac.h>
+#include <mach/asp.h>
/*
* The cp_intc interrupt controller for the da8xx isn't in the same
@@ -65,6 +66,7 @@ int da8xx_register_edma(void);
int da8xx_register_i2c(int instance, struct davinci_i2c_platform_data *pdata);
int da8xx_register_watchdog(void);
int da8xx_register_emac(void);
+void __init da830_init_mcasp1(struct snd_platform_data *pdata);
extern struct platform_device da8xx_serial_device;
extern struct emac_platform_data da8xx_emac_pdata;
Define resources for McASP1 used on DA830 EVM, add platform device defintion, initialization function. Additionally, this patch also adds version and FIFO related members to platform data structure. Signed-off-by: Chaithrika U S <chaithrika@ti.com> --- Applies to DaVinci GIT tree arch/arm/mach-davinci/board-da830-evm.c | 22 +++++++++++++ arch/arm/mach-davinci/da830.c | 48 ++++++++++++++++++++++++++-- arch/arm/mach-davinci/include/mach/asp.h | 15 +++++++++ arch/arm/mach-davinci/include/mach/da8xx.h | 2 + 4 files changed, 84 insertions(+), 3 deletions(-)