remoteproc: imx_rproc: Support i.MX93

i.MX93 features a Cortex-M33 core which could be kicked by ROM/Bootloader
/Linux. Similar with i.MX8MN/P, we use SMC to trap into Arm Trusted
Firmware to start/stop the M33 core.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Link: https://lore.kernel.org/r/20220429005346.2108279-3-peng.fan@oss.nxp.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>

diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c
index 91eb037..4a33528 100644 (file)
--- a/drivers/remoteproc/imx_rproc.c
+++ b/drivers/remoteproc/imx_rproc.c
@@ -91,6 +91,32 @@ struct imx_rproc {
        void __iomem                    *rsc_table;
 };
 
+static const struct imx_rproc_att imx_rproc_att_imx93[] = {
+       /* dev addr , sys addr  , size      , flags */
+       /* TCM CODE NON-SECURE */
+       { 0x0FFC0000, 0x201C0000, 0x00020000, ATT_OWN | ATT_IOMEM },
+       { 0x0FFE0000, 0x201E0000, 0x00020000, ATT_OWN | ATT_IOMEM },
+
+       /* TCM CODE SECURE */
+       { 0x1FFC0000, 0x201C0000, 0x00020000, ATT_OWN | ATT_IOMEM },
+       { 0x1FFE0000, 0x201E0000, 0x00020000, ATT_OWN | ATT_IOMEM },
+
+       /* TCM SYS NON-SECURE*/
+       { 0x20000000, 0x20200000, 0x00020000, ATT_OWN | ATT_IOMEM },
+       { 0x20020000, 0x20220000, 0x00020000, ATT_OWN | ATT_IOMEM },
+
+       /* TCM SYS SECURE*/
+       { 0x30000000, 0x20200000, 0x00020000, ATT_OWN | ATT_IOMEM },
+       { 0x30020000, 0x20220000, 0x00020000, ATT_OWN | ATT_IOMEM },
+
+       /* DDR */
+       { 0x80000000, 0x80000000, 0x10000000, 0 },
+       { 0x90000000, 0x80000000, 0x10000000, 0 },
+
+       { 0xC0000000, 0xa0000000, 0x10000000, 0 },
+       { 0xD0000000, 0xa0000000, 0x10000000, 0 },
+};
+
 static const struct imx_rproc_att imx_rproc_att_imx8mn[] = {
        /* dev addr , sys addr  , size      , flags */
        /* ITCM   */
@@ -261,6 +287,12 @@ static const struct imx_rproc_dcfg imx_rproc_cfg_imx6sx = {
        .method         = IMX_RPROC_MMIO,
 };
 
+static const struct imx_rproc_dcfg imx_rproc_cfg_imx93 = {
+       .att            = imx_rproc_att_imx93,
+       .att_size       = ARRAY_SIZE(imx_rproc_att_imx93),
+       .method         = IMX_RPROC_SMC,
+};
+
 static int imx_rproc_start(struct rproc *rproc)
 {
        struct imx_rproc *priv = rproc->priv;
@@ -824,6 +856,7 @@ static const struct of_device_id imx_rproc_of_match[] = {
        { .compatible = "fsl,imx8mn-cm7", .data = &imx_rproc_cfg_imx8mn },
        { .compatible = "fsl,imx8mp-cm7", .data = &imx_rproc_cfg_imx8mn },
        { .compatible = "fsl,imx8ulp-cm33", .data = &imx_rproc_cfg_imx8ulp },
+       { .compatible = "fsl,imx93-cm33", .data = &imx_rproc_cfg_imx93 },
        {},
 };
 MODULE_DEVICE_TABLE(of, imx_rproc_of_match);