| Message ID | 1659536480-5176-6-git-send-email-quic_srivasam@quicinc.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [1/8] dt-bindings: remoteproc: qcom: adsp: Make ADSP pil loader as generic | expand |
On 03/08/2022 17:21, Srinivasa Rao Mandadapu wrote: > Add efuse evb selection control and enable it for starting ADSP. > > Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com> Is the lpass_efuse region used solely by the ADSP or is it shared with anybody else (e.g. other sound-related devices)? If the latter is true, then please use syscon for the lpass_efuse region. > --- > drivers/remoteproc/qcom_q6v5_adsp.c | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c > index a9fcb5c..201cc21 100644 > --- a/drivers/remoteproc/qcom_q6v5_adsp.c > +++ b/drivers/remoteproc/qcom_q6v5_adsp.c > @@ -56,6 +56,7 @@ > > #define LPASS_BOOT_CORE_START BIT(0) > #define LPASS_BOOT_CMD_START BIT(0) > +#define LPASS_EFUSE_Q6SS_EVB_SEL 0x0 > > struct adsp_pil_data { > int crash_reason_smem; > @@ -85,6 +86,7 @@ struct qcom_adsp { > struct clk_bulk_data *clks; > > void __iomem *qdsp6ss_base; > + void __iomem *lpass_efuse; > > struct reset_control *pdc_sync_reset; > struct reset_control *restart; > @@ -366,6 +368,9 @@ static int adsp_start(struct rproc *rproc) > /* Program boot address */ > writel(adsp->mem_phys >> 4, adsp->qdsp6ss_base + RST_EVB_REG); > > + if (adsp->lpass_efuse) > + writel(LPASS_EFUSE_Q6SS_EVB_SEL, adsp->lpass_efuse); > + > /* De-assert QDSP6 stop core. QDSP6 will execute after out of reset */ > writel(LPASS_BOOT_CORE_START, adsp->qdsp6ss_base + CORE_START_REG); > > @@ -520,6 +525,11 @@ static int adsp_init_mmio(struct qcom_adsp *adsp, > return PTR_ERR(adsp->qdsp6ss_base); > } > > + adsp->lpass_efuse = devm_platform_ioremap_resource_byname(pdev, "lpass_efuse"); > + if (IS_ERR(adsp->lpass_efuse)) { > + adsp->lpass_efuse = NULL; > + dev_dbg(adsp->dev, "failed to map LPASS efuse registers\n"); > + } > syscon = of_parse_phandle(pdev->dev.of_node, "qcom,halt-regs", 0); > if (!syscon) { > dev_err(&pdev->dev, "failed to parse qcom,halt-regs\n");
diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c index a9fcb5c..201cc21 100644 --- a/drivers/remoteproc/qcom_q6v5_adsp.c +++ b/drivers/remoteproc/qcom_q6v5_adsp.c @@ -56,6 +56,7 @@ #define LPASS_BOOT_CORE_START BIT(0) #define LPASS_BOOT_CMD_START BIT(0) +#define LPASS_EFUSE_Q6SS_EVB_SEL 0x0 struct adsp_pil_data { int crash_reason_smem; @@ -85,6 +86,7 @@ struct qcom_adsp { struct clk_bulk_data *clks; void __iomem *qdsp6ss_base; + void __iomem *lpass_efuse; struct reset_control *pdc_sync_reset; struct reset_control *restart; @@ -366,6 +368,9 @@ static int adsp_start(struct rproc *rproc) /* Program boot address */ writel(adsp->mem_phys >> 4, adsp->qdsp6ss_base + RST_EVB_REG); + if (adsp->lpass_efuse) + writel(LPASS_EFUSE_Q6SS_EVB_SEL, adsp->lpass_efuse); + /* De-assert QDSP6 stop core. QDSP6 will execute after out of reset */ writel(LPASS_BOOT_CORE_START, adsp->qdsp6ss_base + CORE_START_REG); @@ -520,6 +525,11 @@ static int adsp_init_mmio(struct qcom_adsp *adsp, return PTR_ERR(adsp->qdsp6ss_base); } + adsp->lpass_efuse = devm_platform_ioremap_resource_byname(pdev, "lpass_efuse"); + if (IS_ERR(adsp->lpass_efuse)) { + adsp->lpass_efuse = NULL; + dev_dbg(adsp->dev, "failed to map LPASS efuse registers\n"); + } syscon = of_parse_phandle(pdev->dev.of_node, "qcom,halt-regs", 0); if (!syscon) { dev_err(&pdev->dev, "failed to parse qcom,halt-regs\n");
Add efuse evb selection control and enable it for starting ADSP. Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com> --- drivers/remoteproc/qcom_q6v5_adsp.c | 10 ++++++++++ 1 file changed, 10 insertions(+)