Message ID | 90b284b92b1ce27a682526db8a8c5e6dc5eeb5f6.1563822220.git.mirq-linux@rere.qmqm.pl |
---|---|
State | Accepted |
Headers | show |
Series | i2c: at91: fix clk_offset for sama5d2 | expand |
On Mon, Jul 22, 2019 at 09:05:56PM +0200, Michał Mirosław wrote: > > In SAMA5D2 datasheet, TWIHS_CWGR register rescription mentions clock > offset of 3 cycles (compared to 4 in eg. SAMA5D3). > > Cc: stable@vger.kernel.org # 5.2.x > [needs applying to i2c-at91.c instead for earlier kernels] > Fixes: 0ef6f3213dac ("i2c: at91: add support for new alternative command mode") > Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com> Thanks > --- > drivers/i2c/busses/i2c-at91-core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/i2c/busses/i2c-at91-core.c b/drivers/i2c/busses/i2c-at91-core.c > index 8d55cdd69ff4..435c7d7377a3 100644 > --- a/drivers/i2c/busses/i2c-at91-core.c > +++ b/drivers/i2c/busses/i2c-at91-core.c > @@ -142,7 +142,7 @@ static struct at91_twi_pdata sama5d4_config = { > > static struct at91_twi_pdata sama5d2_config = { > .clk_max_div = 7, > - .clk_offset = 4, > + .clk_offset = 3, > .has_unre_flag = true, > .has_alt_cmd = true, > .has_hold_field = true, > -- > 2.20.1 >
On Mon, Jul 22, 2019 at 09:05:56PM +0200, Michał Mirosław wrote: > In SAMA5D2 datasheet, TWIHS_CWGR register rescription mentions clock > offset of 3 cycles (compared to 4 in eg. SAMA5D3). > > Cc: stable@vger.kernel.org # 5.2.x > [needs applying to i2c-at91.c instead for earlier kernels] > Fixes: 0ef6f3213dac ("i2c: at91: add support for new alternative command mode") > Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Applied to for-current, thanks!
diff --git a/drivers/i2c/busses/i2c-at91-core.c b/drivers/i2c/busses/i2c-at91-core.c index 8d55cdd69ff4..435c7d7377a3 100644 --- a/drivers/i2c/busses/i2c-at91-core.c +++ b/drivers/i2c/busses/i2c-at91-core.c @@ -142,7 +142,7 @@ static struct at91_twi_pdata sama5d4_config = { static struct at91_twi_pdata sama5d2_config = { .clk_max_div = 7, - .clk_offset = 4, + .clk_offset = 3, .has_unre_flag = true, .has_alt_cmd = true, .has_hold_field = true,
In SAMA5D2 datasheet, TWIHS_CWGR register rescription mentions clock offset of 3 cycles (compared to 4 in eg. SAMA5D3). Cc: stable@vger.kernel.org # 5.2.x [needs applying to i2c-at91.c instead for earlier kernels] Fixes: 0ef6f3213dac ("i2c: at91: add support for new alternative command mode") Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> --- drivers/i2c/busses/i2c-at91-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)