N800 logs this message on boot:
[ 0.182281] omap_hwmod: iva: cannot be enabled for reset (3)
Fix by creating basic IVA1 and DSP hwmods for OMAP2420, and a basic IVA2
hwmod for OMAP2430. There is still more information to be added, but
this should resolve the immediate issue.
Signed-off-by: Paul Walmsley <p...@pwsan.com>
---
arch/arm/mach-omap2/omap_hwmod_2420_data.c | 46 ++++++++++++++++++++++++++--
arch/arm/mach-omap2/omap_hwmod_2430_data.c | 11 ++++++-
2 files changed, 53 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-omap2/omap_hwmod_2420_data.c
b/arch/arm/mach-omap2/omap_hwmod_2420_data.c
index b01b66a..2c087ff 100644
--- a/arch/arm/mach-omap2/omap_hwmod_2420_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_2420_data.c
@@ -43,10 +43,41 @@
* IP blocks
*/
-/* IVA2 (IVA2) */
+/* IVA1 (IVA1) */
+static struct omap_hwmod_class iva1_hwmod_class = {
+ .name = "iva1",
+};
+
+static struct omap_hwmod_rst_info omap2420_iva_resets[] = {
+ { .name = "iva", .rst_shift = 8 },
+};
+
static struct omap_hwmod omap2420_iva_hwmod = {
.name = "iva",
- .class = &iva_hwmod_class,
+ .class = &iva1_hwmod_class,
+ .clkdm_name = "iva1_clkdm",
+ .rst_lines = omap2420_iva_resets,
+ .rst_lines_cnt = ARRAY_SIZE(omap2420_iva_resets),
+ .main_clk = "iva1_ifck",
+};
+
+/* DSP */
+static struct omap_hwmod_class dsp_hwmod_class = {
+ .name = "dsp",
+};
+
+static struct omap_hwmod_rst_info omap2420_dsp_resets[] = {
+ { .name = "logic", .rst_shift = 0 },
+ { .name = "mmu", .rst_shift = 1 },
+};
+
+static struct omap_hwmod omap2420_dsp_hwmod = {
+ .name = "dsp",
+ .class = &dsp_hwmod_class,
+ .clkdm_name = "dsp_clkdm",
+ .rst_lines = omap2420_dsp_resets,
+ .rst_lines_cnt = ARRAY_SIZE(omap2420_dsp_resets),
+ .main_clk = "dsp_fck",
};
/* I2C common */
@@ -234,7 +265,15 @@ static struct omap_hwmod_ocp_if omap2420_l4_core__i2c2 = {
static struct omap_hwmod_ocp_if omap2420_l3__iva = {
.master = &omap2xxx_l3_main_hwmod,
.slave = &omap2420_iva_hwmod,
- .clk = "iva1_ifck",
+ .clk = "core_l3_ck",
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/* DSP <- L3 interface */
+static struct omap_hwmod_ocp_if omap2420_l3__dsp = {
+ .master = &omap2xxx_l3_main_hwmod,
+ .slave = &omap2420_dsp_hwmod,
+ .clk = "dsp_ick",
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
@@ -402,6 +441,7 @@ static struct omap_hwmod_ocp_if *omap2420_hwmod_ocp_ifs[]
__initdata = {
&omap2420_l4_core__i2c1,
&omap2420_l4_core__i2c2,
&omap2420_l3__iva,
+ &omap2420_l3__dsp,
&omap2420_l4_wkup__timer1,
&omap2xxx_l4_core__timer2,
&omap2xxx_l4_core__timer3,
diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c
b/arch/arm/mach-omap2/omap_hwmod_2430_data.c
index 23ca551..b359bfb 100644
--- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c
@@ -45,9 +45,18 @@
*/
/* IVA2 (IVA2) */
+static struct omap_hwmod_rst_info omap2430_iva_resets[] = {
+ { .name = "logic", .rst_shift = 0 },
+ { .name = "mmu", .rst_shift = 1 },
+};
+
static struct omap_hwmod omap2430_iva_hwmod = {
.name = "iva",
.class = &iva_hwmod_class,
+ .clkdm_name = "dsp_clkdm",
+ .rst_lines = omap2430_iva_resets,
+ .rst_lines_cnt = ARRAY_SIZE(omap2430_iva_resets),
+ .main_clk = "dsp_fck",
};
/* I2C common */
@@ -599,7 +608,7 @@ static struct omap_hwmod_ocp_if omap2430_l4_core__mcspi3 = {
static struct omap_hwmod_ocp_if omap2430_l3__iva = {
.master = &omap2xxx_l3_main_hwmod,
.slave = &omap2430_iva_hwmod,
- .clk = "dsp_fck",
+ .clk = "core_l3_ick",
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
--
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