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| author | Bjorn Andersson <bjorn.andersson@linaro.org> | 2017-08-15 01:46:17 +0300 |
|---|---|---|
| committer | Andy Gross <andy.gross@linaro.org> | 2017-10-12 07:48:27 +0300 |
| commit | 4e659dbe2d02a56ca0df25c77e099760252a329c (patch) | |
| tree | d41bd3ca1e79a6c1b19a637ea9f34030ae7deb91 /drivers/firmware/qcom_scm.h | |
| parent | e691b48dcc7553b423bcbc7ddcd9f51698d093b1 (diff) | |
| download | linux-4e659dbe2d02a56ca0df25c77e099760252a329c.tar.xz | |
firmware: qcom: scm: Expose secure IO service
The secure IO service provides operations for reading and writing secure
memory from non-secure mode, expose this API through SCM.
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
Diffstat (limited to 'drivers/firmware/qcom_scm.h')
| -rw-r--r-- | drivers/firmware/qcom_scm.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/firmware/qcom_scm.h b/drivers/firmware/qcom_scm.h index 9bea691f30fb..a60e4b9b1394 100644 --- a/drivers/firmware/qcom_scm.h +++ b/drivers/firmware/qcom_scm.h @@ -30,6 +30,12 @@ extern int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus); #define QCOM_SCM_CMD_CORE_HOTPLUGGED 0x10 extern void __qcom_scm_cpu_power_down(u32 flags); +#define QCOM_SCM_SVC_IO 0x5 +#define QCOM_SCM_IO_READ 0x1 +#define QCOM_SCM_IO_WRITE 0x2 +extern int __qcom_scm_io_readl(struct device *dev, phys_addr_t addr, unsigned int *val); +extern int __qcom_scm_io_writel(struct device *dev, phys_addr_t addr, unsigned int val); + #define QCOM_SCM_SVC_INFO 0x6 #define QCOM_IS_CALL_AVAIL_CMD 0x1 extern int __qcom_scm_is_call_available(struct device *dev, u32 svc_id, |