From: Hari Kanigeri <h-kanige...@ti.com>
Changed the Bridge boot process in order to avoid the
usage of the IDLE boot mode and the DSP ROM.
Signed-off-by: Hari Kanigeri <h-kanige...@ti.com>
Signed-off-by: Fernando Guzman Lugo <x0095...@ti.com>
---
drivers/dsp/bridge/wmd/tiomap3430.c | 60 +++-------------------------------
1 files changed, 6 insertions(+), 54 deletions(-)
diff --git a/drivers/dsp/bridge/wmd/tiomap3430.c
b/drivers/dsp/bridge/wmd/tiomap3430.c
index afeeb2c..7a9603d 100644
--- a/drivers/dsp/bridge/wmd/tiomap3430.c
+++ b/drivers/dsp/bridge/wmd/tiomap3430.c
@@ -141,8 +141,6 @@ static DSP_STATUS PteSet(struct PgTableAttrs *pt, u32 pa,
u32 va,
static DSP_STATUS MemMapVmalloc(struct WMD_DEV_CONTEXT *hDevContext,
u32 ulMpuAddr, u32 ulVirtAddr,
u32 ulNumBytes, struct HW_MMUMapAttrs_t *hwAttrs);
-static DSP_STATUS run_IdleBoot(void __iomem *prcm_base, void __iomem *cm_base,
- void __iomem *sysctrl_base);
static void GetHWRegs(void __iomem *prcm_base, void __iomem *cm_base);
/* ----------------------------------- Globals */
@@ -341,8 +339,9 @@ static DSP_STATUS WMD_BRD_Monitor(struct WMD_DEV_CONTEXT
*hDevContext)
}
DBG_Trace(DBG_LEVEL6, "WMD_BRD_Monitor - Middle ****** \n");
GetHWRegs(resources.dwPrmBase, resources.dwCmBase);
- status = run_IdleBoot(resources.dwPrmBase, resources.dwCmBase,
- resources.dwSysCtrlBase);
+ HW_RST_UnReset(resources.dwPrmBase, HW_RST2_IVA2);
+ CLK_Enable(SERVICESCLK_iva2_ck);
+
if (DSP_SUCCEEDED(status)) {
/* set the device state to IDLE */
pDevContext->dwBrdState = BRD_IDLE;
@@ -811,8 +810,6 @@ static DSP_STATUS WMD_BRD_Stop(struct WMD_DEV_CONTEXT
*hDevContext)
CHNLSM_InterruptDSP2(pDevContext, MBX_PM_DSPIDLE);
mdelay(10);
GetHWRegs(resources.dwPrmBase, resources.dwCmBase);
- run_IdleBoot(resources.dwPrmBase, resources.dwCmBase,
- resources.dwSysCtrlBase);
udelay(50);
clk_status = CLK_Disable(SERVICESCLK_iva2_ck);
@@ -916,6 +913,9 @@ static DSP_STATUS WMD_BRD_Delete(struct WMD_DEV_CONTEXT
*hDevContext)
(pPtAttrs->L2NumPages * sizeof(struct PageInfo)));
}
DBG_Trace(DBG_LEVEL6, "WMD_BRD_Stop - End ****** \n");
+ HW_RST_Reset(resources.dwPrmBase, HW_RST1_IVA2);
+ HW_RST_Reset(resources.dwPrmBase, HW_RST2_IVA2);
+
return status;
}
@@ -2018,54 +2018,6 @@ static DSP_STATUS MemMapVmalloc(struct WMD_DEV_CONTEXT
*pDevContext,
return status;
}
-static DSP_STATUS run_IdleBoot(void __iomem *prm_base, void __iomem *cm_base,
- void __iomem *sysctrl_base)
-{
- u32 temp;
- DSP_STATUS status = DSP_SOK;
- enum HW_PwrState_t pwrState;
-
- /* Read PM_PWSTST_IVA2 */
- HW_PWRST_IVA2RegGet(prm_base, &temp);
- if ((temp & 0x03) != 0x03 || (temp & 0x03) != 0x02) {
- /* IVA2 is not in ON state */
- /* Set PM_PWSTCTRL_IVA2 to ON */
- HW_PWR_IVA2PowerStateSet(prm_base, HW_PWR_DOMAIN_DSP,
- HW_PWR_STATE_ON);
- /* Set the SW supervised state transition */
- HW_PWR_CLKCTRL_IVA2RegSet(cm_base, HW_SW_SUP_WAKEUP);
- /* Wait until the state has moved to ON */
- HW_PWR_IVA2StateGet(prm_base, HW_PWR_DOMAIN_DSP, &pwrState);
- }
- CLK_Disable(SERVICESCLK_iva2_ck);
- udelay(10);
- /* Assert IVA2-RST1 and IVA2-RST2 */
- __raw_writel((u32)0x07, (prm_base) + 0x50);
- udelay(30);
- /* set the SYSC for Idle Boot */
- __raw_writel((u32)0x01, (sysctrl_base) + 0x404);
- temp = (u32) *((REG_UWORD32 *)
- ((u32) (cm_base) + 0x34));
- temp = (temp & 0xFFFFFFFE) | 0x1;
- *((REG_UWORD32 *) ((u32) (cm_base) + 0x34)) =
- (u32) temp;
- temp = (u32) *((REG_UWORD32 *)
- ((u32) (cm_base) + 0x4));
- temp = (temp & 0xFFFFFC8) | 0x37;
- *((REG_UWORD32 *) ((u32) (cm_base) + 0x4)) =
- (u32) temp;
- CLK_Enable(SERVICESCLK_iva2_ck);
- udelay(20);
- GetHWRegs(prm_base, cm_base);
- /* Release Reset1 and Reset2 */
- __raw_writel((u32)0x05, (prm_base) + 0x50);
- udelay(20);
- __raw_writel((u32)0x04, (prm_base) + 0x50);
- udelay(30);
- return status;
-}
-
-
static void GetHWRegs(void __iomem *prm_base, void __iomem *cm_base)
{
u32 temp;
--
1.6.2.4
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