Re: [U-Boot] [PATCH 3/5] ls102xa: Enable snoop and DVM message requests.

On 12/04/2015 10:59 PM, Yuan Yao wrote:

Signed-off-by: Yuan Yao yao.yuan@freescale.com

arch/arm/cpu/armv7/ls102xa/soc.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/arch/arm/cpu/armv7/ls102xa/soc.c b/arch/arm/cpu/armv7/ls102xa/soc.c index 6036473..97ba6d5 100644 --- a/arch/arm/cpu/armv7/ls102xa/soc.c +++ b/arch/arm/cpu/armv7/ls102xa/soc.c @@ -40,8 +40,14 @@ int arch_soc_init(void)

/* * Enable snoop requests and DVM message requests for

• * Slave insterface S4 (A7 core cluster)
  

• * All the slave insterfaces.
  

  */
• out_le32(&cci->slave[0].snoop_ctrl,

•  CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
  

• out_le32(&cci->slave[1].snoop_ctrl,

•  CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
  

• out_le32(&cci->slave[2].snoop_ctrl,

•  CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
  

  out_le32(&cci->slave[4].snoop_ctrl, CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);

Yuan,

I'm not sure both snoop request and DVM are supported on every port. Do you need to check them before setting?

York