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| author | Fabio Estevam <festevam@gmail.com> | 2020-11-03 19:04:54 -0300 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2020-11-10 09:56:01 +0800 |
| commit | 7544bfc0866f56326e47f8ec8b3f68c6db496125 (patch) | |
| tree | 8ac097c63b36c6268529150d0914d3d446755d27 /arch/arm/mach-imx/mach-imx7ulp.c | |
| parent | ARM: imx: Add revision support for i.MX7ULP revision 2.2 (diff) | |
| download | linux-7544bfc0866f56326e47f8ec8b3f68c6db496125.tar.gz linux-7544bfc0866f56326e47f8ec8b3f68c6db496125.zip | |
ARM: imx: imx7ulp: Add a comment explaining the B2 silicon version
To help the users to understand the meaning of bits 31-28 of the
JTAG_ID_REG register, add a comment explaining the value that is
expected from a i.MX7ULP rev B2.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/mach-imx/mach-imx7ulp.c')
| -rw-r--r-- | arch/arm/mach-imx/mach-imx7ulp.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mach-imx7ulp.c b/arch/arm/mach-imx/mach-imx7ulp.c index f6032ea7de8b..a3c8dadec1c5 100644 --- a/arch/arm/mach-imx/mach-imx7ulp.c +++ b/arch/arm/mach-imx/mach-imx7ulp.c @@ -37,6 +37,7 @@ static void __init imx7ulp_set_revision(void) * bit[31:28] of JTAG_ID register defines revision as below from B0: * 0001 B0 * 0010 B1 + * 0011 B2 */ switch (revision >> 28) { case 1: |