diff options
author | Hari Nagalla <hnagalla@ti.com> | 2024-05-09 09:20:35 -0500 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2024-05-15 10:45:27 -0600 |
commit | 8d5e97181ebedb2a5d00552c65631a2f59081e36 (patch) | |
tree | 78db7a0bcea7ef85789276d70d3d7c1e7e7a4cbb | |
parent | a5366098b650e5152ba83961faa719e523b09e42 (diff) | |
download | u-boot-8d5e97181ebedb2a5d00552c65631a2f59081e36.zip u-boot-8d5e97181ebedb2a5d00552c65631a2f59081e36.tar.gz u-boot-8d5e97181ebedb2a5d00552c65631a2f59081e36.tar.bz2 |
remoteproc: k3-r5: Add support for R5F core on AM62A SoCs
AM62A has a R5F core in MCU voltage domain.
Extend support for R5F remote proc driver on AM62A with compatible
strings.
Signed-off-by: Hari Nagalla <hnagalla@ti.com>
Reviewed-by: Devarsh Thakkar <devarsht@ti.com>
-rw-r--r-- | drivers/remoteproc/ti_k3_r5f_rproc.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/drivers/remoteproc/ti_k3_r5f_rproc.c b/drivers/remoteproc/ti_k3_r5f_rproc.c index 631e548..35835b2 100644 --- a/drivers/remoteproc/ti_k3_r5f_rproc.c +++ b/drivers/remoteproc/ti_k3_r5f_rproc.c @@ -40,6 +40,8 @@ #define PROC_BOOT_CFG_FLAG_GEN_IGN_BOOTVECTOR 0x10000000 /* Available from J7200 SoCs onwards */ #define PROC_BOOT_CFG_FLAG_R5_MEM_INIT_DIS 0x00004000 +#define PROC_BOOT_CFG_FLAG_R5_SINGLE_CORE 0x00008000 + /* R5 TI-SCI Processor Control Flags */ #define PROC_BOOT_CTRL_FLAG_R5_CORE_HALT 0x00000001 @@ -55,6 +57,8 @@ enum cluster_mode { CLUSTER_MODE_SPLIT = 0, CLUSTER_MODE_LOCKSTEP, + CLUSTER_MODE_SINGLECPU, + CLUSTER_MODE_SINGLECORE, }; /** @@ -65,6 +69,7 @@ enum cluster_mode { struct k3_r5f_ip_data { bool tcm_is_double; bool tcm_ecc_autoinit; + bool is_single_core; }; /** @@ -599,8 +604,10 @@ static int k3_r5f_rproc_configure(struct k3_r5f_core *core) /* Sanity check for Lockstep mode */ lockstep_permitted = !!(sts & PROC_BOOT_STATUS_FLAG_R5_LOCKSTEP_PERMITTED); - if (cluster->mode && is_primary_core(core) && !lockstep_permitted) { - dev_err(core->dev, "LockStep mode not permitted on this device\n"); + if (cluster->mode == CLUSTER_MODE_LOCKSTEP && is_primary_core(core) && + !lockstep_permitted) { + dev_err(core->dev, "LockStep mode not permitted on this \ + device\n"); ret = -EINVAL; goto out; } @@ -615,6 +622,9 @@ static int k3_r5f_rproc_configure(struct k3_r5f_core *core) clr_cfg |= PROC_BOOT_CFG_FLAG_R5_LOCKSTEP; } + if (core->ipdata->is_single_core) + set_cfg = PROC_BOOT_CFG_FLAG_R5_SINGLE_CORE; + if (core->atcm_enable) set_cfg |= PROC_BOOT_CFG_FLAG_R5_ATCM_EN; else @@ -853,11 +863,19 @@ static int k3_r5f_remove(struct udevice *dev) static const struct k3_r5f_ip_data k3_data = { .tcm_is_double = false, .tcm_ecc_autoinit = false, + .is_single_core = false, }; static const struct k3_r5f_ip_data j7200_j721s2_data = { .tcm_is_double = true, .tcm_ecc_autoinit = true, + .is_single_core = false, +}; + +static const struct k3_r5f_ip_data am62_data = { + .tcm_is_double = false, + .tcm_ecc_autoinit = false, + .is_single_core = true, }; static const struct udevice_id k3_r5f_rproc_ids[] = { @@ -865,6 +883,7 @@ static const struct udevice_id k3_r5f_rproc_ids[] = { { .compatible = "ti,j721e-r5f", .data = (ulong)&k3_data, }, { .compatible = "ti,j7200-r5f", .data = (ulong)&j7200_j721s2_data, }, { .compatible = "ti,j721s2-r5f", .data = (ulong)&j7200_j721s2_data, }, + { .compatible = "ti,am62-r5f", .data = (ulong)&am62_data, }, {} }; @@ -887,6 +906,11 @@ static int k3_r5f_cluster_probe(struct udevice *dev) cluster->mode = dev_read_u32_default(dev, "ti,cluster-mode", CLUSTER_MODE_LOCKSTEP); + if (device_is_compatible(dev, "ti,am62-r5fss")) { + cluster->mode = CLUSTER_MODE_SINGLECORE; + return 0; + } + if (device_get_child_count(dev) != 2) { dev_err(dev, "Invalid number of R5 cores"); return -EINVAL; @@ -903,6 +927,7 @@ static const struct udevice_id k3_r5fss_ids[] = { { .compatible = "ti,j721e-r5fss"}, { .compatible = "ti,j7200-r5fss"}, { .compatible = "ti,j721s2-r5fss"}, + { .compatible = "ti,am62-r5fss"}, {} }; |