* [U-Boot] [PATCH] board: ti: dra71x-evm: Hook LDO1 of LP8733 to EN_PIN @ 2017-10-12 4:48 Keerthy 2017-10-12 22:29 ` Tom Rini 2017-11-17 15:42 ` [U-Boot] " Tom Rini 0 siblings, 2 replies; 3+ messages in thread From: Keerthy @ 2017-10-12 4:48 UTC (permalink / raw) To: u-boot All regulators are hooked to EN_Pin at reset so that EN Pin controls their state. Hook the LDO1 regulator to EN pin which at reset is not hooked. This applies only to LP8733. Signed-off-by: Keerthy <j-keerthy@ti.com> --- board/ti/dra7xx/evm.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/board/ti/dra7xx/evm.c b/board/ti/dra7xx/evm.c index 25ffdfb..441f14f 100644 --- a/board/ti/dra7xx/evm.c +++ b/board/ti/dra7xx/evm.c @@ -682,6 +682,13 @@ int board_late_init(void) omap_die_id_serial(); omap_set_fastboot_vars(); + + /* + * Hook the LDO1 regulator to EN pin. This applies only to LP8733 + * Rest all regulators are hooked to EN Pin at reset. + */ + if (board_is_dra71x_evm()) + palmas_i2c_write_u8(LP873X_I2C_SLAVE_ADDR, 0x9, 0x7); #endif return 0; } -- 1.9.1 ^ permalink raw reply related [flat|nested] 3+ messages in thread
* [U-Boot] [PATCH] board: ti: dra71x-evm: Hook LDO1 of LP8733 to EN_PIN 2017-10-12 4:48 [U-Boot] [PATCH] board: ti: dra71x-evm: Hook LDO1 of LP8733 to EN_PIN Keerthy @ 2017-10-12 22:29 ` Tom Rini 2017-11-17 15:42 ` [U-Boot] " Tom Rini 1 sibling, 0 replies; 3+ messages in thread From: Tom Rini @ 2017-10-12 22:29 UTC (permalink / raw) To: u-boot On Thu, Oct 12, 2017 at 10:18:45AM +0530, Keerthy wrote: > All regulators are hooked to EN_Pin at reset so that EN Pin controls > their state. Hook the LDO1 regulator to EN pin which at reset is not > hooked. This applies only to LP8733. > > Signed-off-by: Keerthy <j-keerthy@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com> -- Tom -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: not available URL: <http://lists.denx.de/pipermail/u-boot/attachments/20171012/beace07b/attachment.sig> ^ permalink raw reply [flat|nested] 3+ messages in thread
* [U-Boot] board: ti: dra71x-evm: Hook LDO1 of LP8733 to EN_PIN 2017-10-12 4:48 [U-Boot] [PATCH] board: ti: dra71x-evm: Hook LDO1 of LP8733 to EN_PIN Keerthy 2017-10-12 22:29 ` Tom Rini @ 2017-11-17 15:42 ` Tom Rini 1 sibling, 0 replies; 3+ messages in thread From: Tom Rini @ 2017-11-17 15:42 UTC (permalink / raw) To: u-boot On Thu, Oct 12, 2017 at 10:18:45AM +0530, Keerthy wrote: > All regulators are hooked to EN_Pin at reset so that EN Pin controls > their state. Hook the LDO1 regulator to EN pin which at reset is not > hooked. This applies only to LP8733. > > Signed-off-by: Keerthy <j-keerthy@ti.com> > Reviewed-by: Tom Rini <trini@konsulko.com> Applied to u-boot/master, thanks! -- Tom -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: not available URL: <http://lists.denx.de/pipermail/u-boot/attachments/20171117/25d6ee70/attachment.sig> ^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2017-11-17 15:42 UTC | newest] Thread overview: 3+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2017-10-12 4:48 [U-Boot] [PATCH] board: ti: dra71x-evm: Hook LDO1 of LP8733 to EN_PIN Keerthy 2017-10-12 22:29 ` Tom Rini 2017-11-17 15:42 ` [U-Boot] " Tom Rini
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