This patch adds OMAP2430 DMA hwmod structures.
Signed-off-by: Manjunatha GK <manjugk@xxxxxx>
---
arch/arm/mach-omap2/omap_hwmod_2430_data.c | 89 ++++++++++++++++++++++++++++
1 files changed, 89 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c b/arch/arm/mach-omap2/omap_hwmod_2430_data.c
index c0f3311..5463199 100644
--- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c
@@ -32,6 +32,7 @@
static struct omap_hwmod omap2430_mpu_hwmod;
static struct omap_hwmod omap2430_l3_main_hwmod;
static struct omap_hwmod omap2430_l4_core_hwmod;
+static struct omap_hwmod omap2430_dma_system_hwmod;
/* L3 -> L4_CORE interface */
static struct omap_hwmod_ocp_if omap2430_l3_main__l4_core = {
@@ -138,11 +139,99 @@ static struct omap_hwmod omap2430_mpu_hwmod = {
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430),
};
+/* dma_system */
+static struct omap_hwmod_class_sysconfig omap2430_dma_sysc = {
+ .rev_offs = 0x0000,
+ .sysc_offs = 0x002c,
+ .syss_offs = 0x0028,
+ .sysc_flags = (SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET |
+ SYSC_HAS_MIDLEMODE | SYSC_HAS_CLOCKACTIVITY |
+ SYSC_HAS_EMUFREE | SYSC_HAS_AUTOIDLE),
+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class omap2430_dma_hwmod_class = {
+ .name = "dma",
+ .sysc = &omap2430_dma_sysc,
+};
+
+/* dma attributes */
+static struct omap_dma_dev_attr dma_dev_attr = {
+ .dma_dev_attr = DMA_LINKED_LCH | GLOBAL_PRIORITY |
+ IS_CSSA_32 | IS_CDSA_32 | IS_RW_PRIORIY,
+ .dma_lch_count = OMAP_DMA4_LOGICAL_DMA_CH_COUNT,
+};
+
+static struct omap_hwmod_irq_info omap2430_dma_system_irqs[] = {
+ { .name = "dma_0", .irq = INT_24XX_SDMA_IRQ0 },
+ { .name = "dma_1", .irq = INT_24XX_SDMA_IRQ1 },
+ { .name = "dma_2", .irq = INT_24XX_SDMA_IRQ2 },
+ { .name = "dma_3", .irq = INT_24XX_SDMA_IRQ3 },
+};
+
+static struct omap_hwmod_addr_space omap2430_dma_system_addrs[] = {
+ {
+ .pa_start = 0x48056000,
+ .pa_end = 0x4a0560ff,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+/* dma_system -> L3 */
+static struct omap_hwmod_ocp_if omap2430_dma_system__l3 = {
+ .master = &omap2430_dma_system_hwmod,
+ .slave = &omap2430_l3_main_hwmod,
+ .clk = "l3_div_ck",
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/* dma_system master ports */
+static struct omap_hwmod_ocp_if *omap2430_dma_system_masters[] = {
+ &omap2430_dma_system__l3,
+};
+
+/* l4_cfg -> dma_system */
+static struct omap_hwmod_ocp_if omap2430_l4_core__dma_system = {
+ .master = &omap2430_l4_core_hwmod,
+ .slave = &omap2430_dma_system_hwmod,
+ .clk = "l4_div_ck",
+ .addr = omap2430_dma_system_addrs,
+ .addr_cnt = ARRAY_SIZE(omap2430_dma_system_addrs),
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/* dma_system slave ports */
+static struct omap_hwmod_ocp_if *omap2430_dma_system_slaves[] = {
+ &omap2430_l4_core__dma_system,
+};
+
+static struct omap_hwmod omap2430_dma_system_hwmod = {
+ .name = "dma",
+ .class = &omap2430_dma_hwmod_class,
+ .mpu_irqs = omap2430_dma_system_irqs,
+ .mpu_irqs_cnt = ARRAY_SIZE(omap2430_dma_system_irqs),
+ .main_clk = "l3_div_ck",
+ .prcm = {
+ .omap2 = {
+ /*.clkctrl_reg = NULL, */
+ },
+ },
+ .slaves = omap2430_dma_system_slaves,
+ .slaves_cnt = ARRAY_SIZE(omap2430_dma_system_slaves),
+ .masters = omap2430_dma_system_masters,
+ .masters_cnt = ARRAY_SIZE(omap2430_dma_system_masters),
+ .dev_attr = &dma_dev_attr,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430),
+};
+
static __initdata struct omap_hwmod *omap2430_hwmods[] = {
&omap2430_l3_main_hwmod,
&omap2430_l4_core_hwmod,
&omap2430_l4_wkup_hwmod,
&omap2430_mpu_hwmod,
+ &omap2430_dma_system_hwmod,
NULL,
};
--
1.7.0.4
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