soc: imx: support i.MX93 soc device
Commit Message
From: Peng Fan <peng.fan@nxp.com>
Similar to i.MX8M, add i.MX93 soc device support
Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
V1:
Depends on the binding doc, then this driver could use the compatible
https://lore.kernel.org/all/20230508114639.1525521-1-peng.fan@oss.nxp.com/
drivers/soc/imx/Makefile | 2 +-
drivers/soc/imx/soc-imx8m.c | 70 ++++++++++++++++++++++++++++++++++++-
2 files changed, 70 insertions(+), 2 deletions(-)
Comments
Hi Peng,
kernel test robot noticed the following build errors:
[auto build test ERROR on shawnguo/for-next]
[also build test ERROR on linus/master v6.4-rc1 next-20230508]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Peng-Fan-OSS/soc-imx-support-i-MX93-soc-device/20230508-200452
base: https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git for-next
patch link: https://lore.kernel.org/r/20230508120514.1534445-1-peng.fan%40oss.nxp.com
patch subject: [PATCH] soc: imx: support i.MX93 soc device
config: ia64-allyesconfig (https://download.01.org/0day-ci/archive/20230508/202305082103.ihPSWO6i-lkp@intel.com/config)
compiler: ia64-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/d4fb96ce70f039deaf626914f91ca5ce8b74790a
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Peng-Fan-OSS/soc-imx-support-i-MX93-soc-device/20230508-200452
git checkout d4fb96ce70f039deaf626914f91ca5ce8b74790a
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=ia64 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/soc/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305082103.ihPSWO6i-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/soc/imx/soc-imx8m.c:199:23: error: 'SZ_8' undeclared here (not in a function)
199 | .uid_length = SZ_8,
| ^~~~
>> drivers/soc/imx/soc-imx8m.c:223:23: error: 'SZ_16' undeclared here (not in a function)
223 | .uid_length = SZ_16,
| ^~~~~
vim +/SZ_8 +199 drivers/soc/imx/soc-imx8m.c
195
196 static const struct imx8_soc_data imx8mq_soc_data = {
197 .name = "i.MX8MQ",
198 .soc_revision = imx8mq_soc_revision,
> 199 .uid_length = SZ_8,
200 };
201
202 static const struct imx8_soc_data imx8mm_soc_data = {
203 .name = "i.MX8MM",
204 .soc_revision = imx8mm_soc_revision,
205 .uid_length = SZ_8,
206 };
207
208 static const struct imx8_soc_data imx8mn_soc_data = {
209 .name = "i.MX8MN",
210 .soc_revision = imx8mm_soc_revision,
211 .uid_length = SZ_8,
212 };
213
214 static const struct imx8_soc_data imx8mp_soc_data = {
215 .name = "i.MX8MP",
216 .soc_revision = imx8mm_soc_revision,
217 .uid_length = SZ_8,
218 };
219
220 static const struct imx8_soc_data imx93_soc_data = {
221 .name = "i.MX93",
222 .soc_revision = imx93_soc_revision,
> 223 .uid_length = SZ_16,
224 };
225
@@ -7,5 +7,5 @@ obj-$(CONFIG_IMX_GPCV2_PM_DOMAINS) += gpcv2.o
obj-$(CONFIG_SOC_IMX8M) += soc-imx8m.o
obj-$(CONFIG_IMX8M_BLK_CTRL) += imx8m-blk-ctrl.o
obj-$(CONFIG_IMX8M_BLK_CTRL) += imx8mp-blk-ctrl.o
-obj-$(CONFIG_SOC_IMX9) += imx93-src.o imx93-pd.o
+obj-$(CONFIG_SOC_IMX9) += soc-imx8m.o imx93-src.o imx93-pd.o
obj-$(CONFIG_IMX9_BLK_CTRL) += imx93-blk-ctrl.o
@@ -25,15 +25,20 @@
#define IMX8MP_OCOTP_UID_OFFSET 0x10
+#define IMX93_OCOTP_UID_OFFSET 0x80c0
+
/* Same as ANADIG_DIGPROG_IMX7D */
#define ANADIG_DIGPROG_IMX8MM 0x800
+#define ANADIG_DIGPROG_IMX93 0x800
struct imx8_soc_data {
char *name;
u32 (*soc_revision)(void);
+ int uid_length;
};
static u64 soc_uid;
+static u64 soc_uid_h;
#ifdef CONFIG_HAVE_ARM_SMCCC
static u32 imx8mq_soc_revision_from_atf(void)
@@ -141,24 +146,81 @@ static u32 __init imx8mm_soc_revision(void)
return rev;
}
+static void __init imx93_soc_uid(void)
+{
+ void __iomem *ocotp_base;
+ struct device_node *np;
+
+ np = of_find_compatible_node(NULL, NULL, "fsl,imx93-ocotp");
+ if (!np)
+ return;
+
+ ocotp_base = of_iomap(np, 0);
+ WARN_ON(!ocotp_base);
+
+ soc_uid = readl_relaxed(ocotp_base + IMX93_OCOTP_UID_OFFSET + 0x8);
+ soc_uid <<= 32;
+ soc_uid |= readl_relaxed(ocotp_base + IMX93_OCOTP_UID_OFFSET + 0xC);
+
+ soc_uid_h = readl_relaxed(ocotp_base + IMX93_OCOTP_UID_OFFSET + 0x0);
+ soc_uid_h <<= 32;
+ soc_uid_h |= readl_relaxed(ocotp_base + IMX93_OCOTP_UID_OFFSET + 0x4);
+
+ iounmap(ocotp_base);
+ of_node_put(np);
+}
+
+static u32 __init imx93_soc_revision(void)
+{
+ struct device_node *np;
+ void __iomem *anatop_base;
+ u32 rev;
+
+ np = of_find_compatible_node(NULL, NULL, "fsl,imx93-anatop");
+ if (!np)
+ return 0;
+
+ anatop_base = of_iomap(np, 0);
+ WARN_ON(!anatop_base);
+
+ rev = readl_relaxed(anatop_base + ANADIG_DIGPROG_IMX93);
+
+ iounmap(anatop_base);
+ of_node_put(np);
+
+ imx93_soc_uid();
+
+ return rev;
+}
+
static const struct imx8_soc_data imx8mq_soc_data = {
.name = "i.MX8MQ",
.soc_revision = imx8mq_soc_revision,
+ .uid_length = SZ_8,
};
static const struct imx8_soc_data imx8mm_soc_data = {
.name = "i.MX8MM",
.soc_revision = imx8mm_soc_revision,
+ .uid_length = SZ_8,
};
static const struct imx8_soc_data imx8mn_soc_data = {
.name = "i.MX8MN",
.soc_revision = imx8mm_soc_revision,
+ .uid_length = SZ_8,
};
static const struct imx8_soc_data imx8mp_soc_data = {
.name = "i.MX8MP",
.soc_revision = imx8mm_soc_revision,
+ .uid_length = SZ_8,
+};
+
+static const struct imx8_soc_data imx93_soc_data = {
+ .name = "i.MX93",
+ .soc_revision = imx93_soc_revision,
+ .uid_length = SZ_16,
};
static __maybe_unused const struct of_device_id imx8_soc_match[] = {
@@ -166,6 +228,7 @@ static __maybe_unused const struct of_device_id imx8_soc_match[] = {
{ .compatible = "fsl,imx8mm", .data = &imx8mm_soc_data, },
{ .compatible = "fsl,imx8mn", .data = &imx8mn_soc_data, },
{ .compatible = "fsl,imx8mp", .data = &imx8mp_soc_data, },
+ { .compatible = "fsl,imx93", .data = &imx93_soc_data, },
{ }
};
@@ -212,7 +275,12 @@ static int __init imx8_soc_init(void)
goto free_soc;
}
- soc_dev_attr->serial_number = kasprintf(GFP_KERNEL, "%016llX", soc_uid);
+ if (soc_uid_h) {
+ soc_dev_attr->serial_number = kasprintf(GFP_KERNEL, "%016llX%016llX",
+ soc_uid_h, soc_uid);
+ } else {
+ soc_dev_attr->serial_number = kasprintf(GFP_KERNEL, "%016llX", soc_uid);
+ }
if (!soc_dev_attr->serial_number) {
ret = -ENOMEM;
goto free_rev;